Quiz — serie n1 les amides top50.pdf

Question 1 sur 5 10:00

[{"id":1021,"question":"Quel est le nom IUPAC du composé CH3CONH2 ?","option_a":"Méthanamide","option_b":"Éthanamide","option_c":"Propanamide","option_d":"Butanamide","option_e":"","option_f":"","bonne_reponse":"b","explication":"Le composé CH3CONH2 est un amide dérivé de l'acide éthanoïque (CH3COOH). Le suffixe '-amide' remplace '-oïque', d'où le nom éthanamide.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Méthanamide\", \"b\": \"Éthanamide\", \"c\": \"Propanamide\", \"d\": \"Buta","_debug_options_count":4},{"id":1022,"question":"Quelle est la formule générale d'un amide primaire ?","option_a":"R-CONH2","option_b":"R-CONHR'","option_c":"R-CO-NR'R''","option_d":"R-NH2","option_e":"","option_f":"","bonne_reponse":"a","explication":"Un amide primaire possède deux atomes d'hydrogène liés à l'atome d'azote, d'où la formule R-CONH2.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"R-CONH2\", \"b\": \"R-CONHR'\", \"c\": \"R-CO-NR'R''\", \"d\": \"R-NH2\"}}","_debug_options_count":4},{"id":1023,"question":"Quel réactif est nécessaire pour transformer un acide carboxylique en amide ?","option_a":"Un alcool","option_b":"Une amine","option_c":"Un acide fort","option_d":"Un solvant polaire","option_e":"","option_f":"","bonne_reponse":"b","explication":"La réaction entre un acide carboxylique et une amine (R-NH2) permet de former un amide, avec élimination d'eau.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Un alcool\", \"b\": \"Une amine\", \"c\": \"Un acide fort\", \"d\": \"Un solv","_debug_options_count":4},{"id":1024,"question":"Quel est le produit formé lors de la réaction entre CH3COOH et NH3 ?","option_a":"CH3CONH2","option_b":"CH3CH2NH2","option_c":"CH3COONH4","option_d":"CH3CONHCH3","option_e":"","option_f":"","bonne_reponse":"a","explication":"La réaction entre l'acide acétique (CH3COOH) et l'ammoniac (NH3) donne l'éthanamide (CH3CONH2) et de l'eau.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"CH3CONH2\", \"b\": \"CH3CH2NH2\", \"c\": \"CH3COONH4\", \"d\": \"CH3CONHCH3\"}","_debug_options_count":4},{"id":1025,"question":"Quelle propriété physique est caractéristique des amides ?","option_a":"Faible solubilité dans l'eau","option_b":"Point d'ébullition élevé","option_c":"Couleur jaune","option_d":"Odeur fruitée","option_e":"","option_f":"","bonne_reponse":"b","explication":"Les amides ont des points d'ébullition élevés en raison des liaisons hydrogène entre les groupes -CONH-.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Faible solubilité dans l'eau\", \"b\": \"Point d'ébullition élevé","_debug_options_count":4}]