{"user_id":1,"created_at":1789663489,"filename":"easyresult_question_import_test_v5_NCTB_final.csv","rows":[{"row_number":2,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"প্রশ্নপত্রে কোনো প্রকার দাগ/চিহ্ন দেয়া যাবেনা। ০১। অগ্রগণ্য মূলক কোনটি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"#NAME?","option_B":"#NAME?","option_C":"#NAME?","option_D":">C","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":3,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"ফেনলের কার্যকরী মূলকের সংকেত কি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"#NAME?","option_B":"#NAME?","option_C":"#NAME?","option_D":"#NAME?","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":4,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"জৈব যৌগের নামকরণের ক্ষেত্রে কোনটি কার্যকরীমূলকের অগ্রগণ্য ক্রমের শীর্ষে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"#NAME?","option_B":"#NAME?","option_C":"#NAME?","option_D":"#NAME?","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":5,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"কোন যৌগে 'নাইট্রাইল' কার্যকরী মূলকটি বিদ্যমান?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"CH₃NH₂","option_B":"CCl₃NO₂","option_C":"CH₃CN","option_D":"NH₄CNO","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":6,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"প্রাইমারি অ্যালিফেটিক অ্যামিনসমূহের সাধারণ সংকেত কোনটি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"D","option_A":"CₙH₂ₙN","option_B":"CₙH₂ₙ₊₁N","option_C":"CₙH₂ₙ₊₂N","option_D":"CₙH₂ₙ₊₃N","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":7,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"নিচের কোনটি সবচেয়ে অগ্রগণ্য?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"#NAME?","option_B":"#NAME?","option_C":"#NAME?","option_D":"-NO₂ ক 2","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":8,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"অ্যামাইডের কার্যকরী মূলক কোনটি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"D","option_A":"#NAME?","option_B":"-CO-NH-","option_C":"#NAME?","option_D":"#NAME?","option_E":"option_e","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":9,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"3, 4- ডাইমিথাইল পেন্টিন-2 অণুতে মিথাইল গ্রুপের সংখ্যা কতটি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"2","option_B":"3","option_C":"4","option_D":"5","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":10,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"CH₂CH₂CO (CH₃)₂N যৌগটির নাম-","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"পেন্টাইল অ্যামিন","option_B":"N, N-ডাই মিথাইল প্রোপান্যামাইড","option_C":"N-মিথাইল প্রোপান্যামাইড","option_D":"পেন্টানোন","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":11,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"(CH ) C-CH CH(CH ) অণুতে প্রাইমারি, সেকেন্ডারি, টারসিয়ারি ও কোয়াটারনারী কার্বন পরমাণুর সংখ্যার সঠিক সেট কোনটি? 3 3 2 3 2","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"D","option_A":"4, 1, 2, 2","option_B":"1, 1, 2, 5","option_C":"5, 1, 1, 2","option_D":"5, 1, 1, 1","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":12,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"জটিল জৈব যৌগের নামকরণের ক্ষেত্রে কোন পদ্ধতি ব্যবহার করা সুবিধাজনক?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"ট্রিভিয়াল","option_B":"উদ্ভূত বা জাত পদ্ধতি","option_C":"IUPAC","option_D":"সাধারণ পদ্ধতি","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":13,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"IUPAC পদ্ধতিতে COOH - COOH যৌগটির নাম কী?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"ইথানয়িক এসিড","option_B":"অক্সালিক এসিড","option_C":"ইথেন ডাই অয়িক এসিড","option_D":"ম্যালিক এসিড","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":14,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"1-হাইড্রক্সি-4- মিথাইল-3-পেন্টানোন এর গাঠনিক সংকেত কোনটি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"CH₃-CH₂-CO-CH(CH₃)-CH₂-OH","option_B":"CH₃-CH(CH₃)-CO-CH₂-CH₂OH","option_C":"CH₃-C(CH₃)₂-COCH₂CH₃","option_D":"(CH₃)₂CHCH₂COCH₂OH","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":15,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"CH -C(CI) = CH-CO-CH₃ যৌগটি IUPAC নাম কোনটি? 3","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"4-ক্লোরো-3-পেন্টিন-4- ওন","option_B":"2-ক্লোরো-2-পেন্টিন-2-ওন","option_C":"4-ক্লোরো-3-পেন্টিন-2- ওন","option_D":"2-ক্লোরো-2-পেন্টিন-4-ওন","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":16,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"C(CH ) -OH যৌগটির IUPAC নাম কী? 3 3","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"2-মিথাইল প্রোপেন-2-অল","option_B":"আইসো বিউটাইল অ্যালকোহল","option_C":"2, 2-ডাইমিথাইল ইথানল","option_D":"বিউটানল","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":17,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"CH₂CH₂CHCHO যৌগটির IUPAC নাম কী?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"2-মিথাইল বিউটান্যাল","option_B":"3-মিথাইল বিউটান্যাল","option_C":"2-মিথাইল বিউটান্যাল-1","option_D":"2-মিথাইল বিউটানোয়িক এসিড ক রসায়ন ২য় পত্র","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":18,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"কোন যৌগটির চেইন সমাণু ব্যতিত অন্য কোনো সমাণু নেই?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"C₅H₁₀","option_B":"C₃H₈","option_C":"C₄H₈","option_D":"C₇H₁₂","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":19,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"টটোমারিজম প্রদর্শন করে-","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"প্রোপানোন","option_B":"প্রোপান্যাল","option_C":"প্রোপানয়িক এসিড","option_D":"প্রোপানল-২","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":20,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"কোন মূলক মেটামারিজম প্রদর্শন করে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"> CO","option_B":"#NAME?","option_C":"#NAME?","option_D":"-NO ক 2 2","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":21,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"ইথাইল অ্যাসিটো অ্যাসিটেট কোন ধরনের সমাণুতা প্রদর্শন করে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"মেটামারিজম","option_B":"টটোমারিজম","option_C":"জ্যামিতিক সমাণুতা","option_D":"আলোক সমাণুতা","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":22,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"C H O দ্বারা সর্বাধিক কয়টি সমাণু লেখা সম্ভব? 2 6","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"2","option_B":"3","option_C":"4","option_D":"5","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":23,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"আলোক সক্রিয় কিন্তু একে অপরের দর্পণ প্রতিবিম্ব নয়; এরূপ যৌগকে কী বলে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"ডায়াস্টেরিওমার","option_B":"মেসো যৌগ","option_C":"রেসিমিক মিশ্রণ","option_D":"এনানসিওমার","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":24,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"C H সংকেত বিশিষ্ট যৌগের কতটি সমাণু সম্ভব? 5 12","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"2","option_B":"3","option_C":"4","option_D":"5","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":25,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"গ্লিসারালডিহাইডে কাইরাল কার্বন কয়টি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"1টি","option_B":"2টি","option_C":"3টি","option_D":"4টি","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":26,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"গ্লুকোজের অণুতে কয়টি কাইরাল কার্বন আছে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"4","option_B":"5","option_C":"6","option_D":"7","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":27,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"C₂H₄ (CH₃)NH₂ দ্বারা কয়টি সমাণু পাওয়া যায়?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"2","option_B":"3","option_C":"4","option_D":"5","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":28,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"C H CI দ্বারা কয়টি সমাণু লেখা সম্ভব? 6 4 2","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"2","option_B":"3","option_C":"4","option_D":"5","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":29,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"নিচের কোন যৌগ আলোক সমাণুতা দেখাবে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"H₂N-CH₂-COOH","option_B":"H₂N-CH(CH₃)-COOH","option_C":"CH₃-CHOH-CH₃","option_D":"CH₃-CH₂-COOH","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":30,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"C H O যৌগটিতে কোন সমাণুতা বিদ্যমান? 4 10","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"টটোমারিজম","option_B":"মেটামারিজম","option_C":"কার্যকরীমূলক","option_D":"জ্যামিতিক সমাণুতা","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":31,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"কোন সমাণুতা আপনা আপনি ঘটতে পারে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"D","option_A":"অবস্থান সমাণুতা","option_B":"গাঠনিক সমাণুতা","option_C":"মেটামারিজম","option_D":"টটোমারিজম","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":32,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"আলোক সমাণুতা প্রদর্শন করে-","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"বিউট-২-অল","option_B":"২-অ্যামিনো প্রোপেন","option_C":"২-ক্লোরো প্রোপান-২-অল","option_D":"৩-হাইড্রক্সি প্রোপান্যাল","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":33,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"নিচের কোন যৌগটি আলোক নিষ্ক্রিয়?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"D","option_A":"2-হাইড্রোক্সি প্রোপানয়িক এসিড","option_B":"2-অ্যামিনো প্রোপানয়িক এসিড","option_C":"বিউটানল-2","option_D":"পেন্টানল-1","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":34,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"নিচের কোন সংকেতটি অ্যালডিহাইড ও কিটোনের সমাণুকে বোঝায়?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"C₂H₂O","option_B":"C₂H₂O","option_C":"C₅H₁₀O","option_D":"C₄H₁₀O","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":35,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"আলোক সক্রিয় সমাণু হওয়ার জন্য অ্যালকেনের সর্বনিম্ন কার্বন সংখ্যা হবে-","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"7","option_B":"8","option_C":"9","option_D":"10","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":36,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"টারটারিক এসিডের কতটি আলোক সমাণু আছে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"1","option_B":"2","option_C":"3","option_D":"4","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":37,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"C H O যৌগের সম্ভাব্য সমাণু কয়টি? 3 6 2","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"1","option_B":"2","option_C":"3","option_D":"4","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":38,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"একটি জৈব যৌগে দুটি অসদৃশ্য অপ্রতিসম কার্বন আছে। যৌগটি কয়টি সমাণু গঠন করে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"4","option_B":"3","option_C":"2","option_D":"1","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":39,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"কোনটি হাইড্রোকার্বন?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"পেট্রোল","option_B":"চিনি","option_C":"সেলুলোজ","option_D":"পিভিসি","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":40,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"নিচের কোনটি কার্বোসাইক্লিক যৌগ?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"সাইক্লোবিউটেন","option_B":"নাইট্রোবেনজিন","option_C":"থায়োফিন","option_D":"ফিউরান","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":41,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"জৈব রসায়নের জনক কে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"ফ্রেডরিখ উলার","option_B":"বার্জেলিয়াস","option_C":"কেকুন","option_D":"মেন্ডেলিফ","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":42,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"পরীক্ষাগারে ইউরিয়া প্রস্তুত করে,জৈব যৌগে রহস্যময় প্রাণশক্তির প্রভাব ভুল প্রমাণ করেন কে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"D","option_A":"ড্যানিয়েল","option_B":"ল্যাভয়সিয়ে","option_C":"গে-লুস্যাক","option_D":"ফ্রেডরিখ উহলার","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":43,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"বেনজালডিহাইড যৌগে কয়টি সিগমা বন্ধন আছে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"4","option_B":"9","option_C":"14","option_D":"15","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":44,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"কোনটি অ্যালিফেটিক যৌগ?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"ইথিলিন অক্সাইড","option_B":"অ্যানিলিন","option_C":"টলুইন","option_D":"ফেনল","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":45,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"হেটারো অ্যারোমেটিক যৌগ নয় কোনটি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"ফিউরান","option_B":"বেনজিন","option_C":"থায়োফিন","option_D":"পাইরোল","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":46,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"নিচের কোন জৈব যৌগটিতে হাইড্রোজেন নাই?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"ডাইক্লোরো মিথেন","option_B":"আয়োডোফর্ম","option_C":"হেক্সা ক্লোরোবেনজিন","option_D":"সাইক্লোহেক্সেন","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":47,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"সাইক্লো অ্যালকেন গ্রুপের সাধারণ সংকেত কোনটি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"CₙHₙ","option_B":"CₙH₂ₙ₊₂","option_C":"CₙH₂ₙ","option_D":"CₙH₂ₙ₋₂","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":48,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"CH -CH যৌগে সংকরীকরণ কোনটি? 3 3","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"sp","option_B":"sp²","option_C":"sp³","option_D":"sp³d","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":49,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"নিচের কোনটি হেটারোসাইক্লিক অ্যালিফেটিক যৌগ?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"ইথিলিন অক্সাইড","option_B":"ফিউরান","option_C":"থায়োফিন","option_D":"পিরিডিন","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":50,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-02","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"হেটারো অ্যারোমেটিক যৌগ কোনটি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"ইথিলিন অক্সাইড","option_B":"বেনজিন","option_C":"পিরিডিন","option_D":"টেট্রাহাইড্রোফিউরান","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1}},"errors":["chapter_code not found for subject","topic_code not found for subject/chapter"],"warnings":[],"valid":false},{"row_number":51,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-02","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"কোনটি বিষম-চাক্রিক যৌগ?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"ফিউরান","option_B":"বেনজিন","option_C":"চক্রিক প্রোপেন","option_D":"সাইক্লোবিউটাডাইন","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1}},"errors":["chapter_code not found for subject","topic_code not found for subject/chapter"],"warnings":[],"valid":false},{"row_number":52,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"কোনটি সুষম চাক্রিক যৌগ?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"ন্যাপথালিন","option_B":"ফিউরান","option_C":"পিরিডিন","option_D":"থায়োফিন","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":53,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"C H যৌগটিতে কয়টি সিগমা বন্ধন আছে? 4 8","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"12","option_B":"11","option_C":"10","option_D":"9","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":54,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"NOMEN-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"অ্যালকাইল মূলকের সাধারণ সংকেত কোনটি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"CₙH₂ₙ₊₂","option_B":"CₙH₂ₙ₊₁","option_C":"CₙH₂ₙ","option_D":"CₙH₂ₙ₋₂","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":8},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":55,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"ISOM-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"নিচের কোনটি অ্যালডিহাইড সমগোত্রীয় শ্রেণির যৌগ?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"CH₄O","option_B":"H₂CO₂","option_C":"H₂CO","option_D":"H₄C₂O₂","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":9},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":56,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-02","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"কার্যকরীমূলক","question_content":"CH -O-CH যৌগটি কোন সমগোত্রের? 3 3","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"A","option_A":"ইথার","option_B":"অ্যালডিহাইড","option_C":"কিটোন","option_D":"এস্টার","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1}},"errors":["chapter_code not found for subject","topic_code not found for subject/chapter"],"warnings":[],"valid":false},{"row_number":57,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-02","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের শ্রেণীবিন্যাস","question_content":"একই সমগোত্রীয় শ্রেণির পরপর অবস্থিত দুটি যৌগের মাঝে কোন মূলকের পার্থক্য থাকে?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"B","option_A":"#NAME?","option_B":"-CH₂-","option_C":">CO","option_D":"-C-","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1}},"errors":["chapter_code not found for subject","topic_code not found for subject/chapter"],"warnings":[],"valid":false},{"row_number":58,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"FUNC-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"জৈব যৌগের নামকরণ","question_content":"নিম্নের কোনটি সমগোত্রীয় শ্রেণি?","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"C","option_A":"ইথেন, মিথেন, প্রোপিন","option_B":"ইথিন, প্রোপিন, বিউটেন","option_C":"ইথেন, প্রোপেন, বিউটেন","option_D":"1-হেক্সিন, 2-হেক্সিন, 3-হেক্সিন","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":6},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false},{"row_number":59,"data":{"question_code":"","curriculum_code":"NCTB","class_order":12,"group_id":1,"subject_code":"177","chapter_code":"177-2","topic_code":"CLASS-01","pattern_id":1,"difficulty_id":1,"language_id":1,"question_type":"MCQ","question_title":"সমানুতা","question_content":"CH -CO-OCH যৌগটি কোন সমগোত্রের? 3 3","marks":1,"negative_marks":0,"estimated_time_seconds":60,"shuffle_options":1,"bloom_level_id":0,"board_id":0,"syllabus_id":0,"correct_option":"D","option_A":"ইথার","option_B":"অ্যালডিহাইড","option_C":"কিটোন","option_D":"এস্টার","option_E":"","_mapping":{"mapping_id":49,"class_id":7,"group_id":1,"subject_id":8,"curriculum_id":1},"_topic_id":7},"errors":["chapter_code not found for subject"],"warnings":[],"valid":false}]}