Quiz — 66279f699ad26_corrigé_+Rappel- Série - Notion d'une fonction organique.pdf

Question 1 sur 10 20:00

[{"id":44510,"question":"Quel est le groupe fonctionnel caractéristique d’un alcool ?","option_a":"-COOH","option_b":"-OH","option_c":"-CHO","option_d":"-NH2","option_e":"","option_f":"","bonne_reponse":"b","explication":"Le groupe -OH (hydroxyle) est caractéristique des alcools. Les autres groupes correspondent respectivement aux acides carboxyliques, aldéhydes et amines.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"-COOH\", \"b\": \"-OH\", \"c\": \"-CHO\", \"d\": \"-NH2\"}}","_debug_options_count":4},{"id":44511,"question":"La formule C2H5COOH correspond à un acide carboxylique.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. La formule C2H5COOH représente l’acide propanoïque, un acide carboxylique (groupe -COOH).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":44512,"question":"Quel composé organique possède la formule CH3COCH3 ?","option_a":"Un alcool","option_b":"Une cétone","option_c":"Un aldéhyde","option_d":"Un ester","option_e":"","option_f":"","bonne_reponse":"b","explication":"CH3COCH3 est l’acétone, une cétone (groupe carbonyle C=O au milieu de la chaîne).","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 cétone\", \"c\": \"Un aldéhyde\", \"d\": \"Un est","_debug_options_count":4},{"id":44513,"question":"Les esters sont obtenus par réaction entre un alcool et un acide carboxylique.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. La réaction d’estérification entre un alcool et un acide carboxylique produit un ester 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\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":44514,"question":"Quel est le nom systématique du composé CH3CH2CHO ?","option_a":"Propanal","option_b":"Propanone","option_c":"Propanol","option_d":"Acide propanoïque","option_e":"","option_f":"","bonne_reponse":"a","explication":"CH3CH2CHO est le propanal, un aldéhyde (groupe -CHO en bout de chaîne).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Propanal\", \"b\": \"Propanone\", \"c\": \"Propanol\", \"d\": \"Acide propano","_debug_options_count":4},{"id":44515,"question":"Les amines primaires possèdent le groupe fonctionnel -NH2.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. Les amines primaires sont caractérisées par le groupe -NH2 lié à un carbone.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":44516,"question":"Quel composé organique a pour formule générale R-COOR' ?","option_a":"Un alcool","option_b":"Un ester","option_c":"Un acide carboxylique","option_d":"Une amine","option_e":"","option_f":"","bonne_reponse":"b","explication":"R-COOR' est la formule générale d’un ester, où R et R' sont des groupes alkyles.","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\": \"Un ester\", \"c\": \"Un acide carboxylique\", \"d\": \"","_debug_options_count":4},{"id":44517,"question":"La réaction d’un alcool avec un acide carboxylique donne toujours un ester.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai, mais sous certaines conditions (catalyse acide, chauffage). Sans ces conditions, la réaction peut ne pas avoir lieu.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":44518,"question":"Quel est le groupe fonctionnel prioritaire dans la nomenclature pour un composé organique ?","option_a":"Le groupe hydroxyle (-OH)","option_b":"Le groupe carbonyle (C=O)","option_c":"Le groupe carboxyle (-COOH)","option_d":"Le groupe amine (-NH2)","option_e":"","option_f":"","bonne_reponse":"c","explication":"Le groupe carboxyle (-COOH) est prioritaire dans la nomenclature, suivi des aldéhydes, cétones, alcools, etc.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"Le groupe hydroxyle (-OH)\", \"b\": \"Le groupe carbonyle (C=O)\", \"c\"","_debug_options_count":4},{"id":44519,"question":"Un composé de formule C6H5NH2 est une amine aromatique.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. C6H5NH2 est l’aniline, une amine aromatique (groupe -NH2 lié à un cycle benzénique).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4}]