Archives

{“questions”:{“kbjot”:{“id”:”kbjot”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2000\r\n\r\n \r\nL’acetone e il propanale:\r\n“,”desc”:””,”hint”:””,”answers”:{“umu9t”:{“id”:”umu9t”,”image”:””,”imageId”:””,”title”:”A) sono antipodi ottici”},”axu7l”:{“id”:”axu7l”,”image”:””,”imageId”:””,”title”:”B) hanno entrambi forte carattere acido”},”633ql”:{“id”:”633ql”,”image”:””,”imageId”:””,”title”:”C) hanno entrambi forte carattere basico”},”q9mza”:{“id”:”q9mza”,”image”:””,”imageId”:””,”title”:”D) possiedono entrambi un gruppo carbonilico”,”isCorrect”:”1″},”vez2t”:{“id”:”vez2t”,”image”:””,”imageId”:””,”title”:”E) sono epimeri”}}}},”results”:{“34bvf”:{“id”:”34bvf”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” I suffissi \u2212one …

{“questions”:{“06ad2”:{“id”:”06ad2″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2000\r\n\r\n \r\nQuale dei seguenti composti possiede nella molecola pi\u00f9 atomi di ossigeno?\r\n“,”desc”:””,”hint”:””,”answers”:{“3jgto”:{“id”:”3jgto”,”image”:””,”imageId”:””,”title”:”A) Glicole”},”qp3re”:{“id”:”qp3re”,”image”:””,”imageId”:””,”title”:”B) Diidrossichetone”,”isCorrect”:”1″},”pg8uf”:{“id”:”pg8uf”,”image”:””,”imageId”:””,”title”:”C) Dialdeide”},”nxicj”:{“id”:”nxicj”,”image”:””,”imageId”:””,”title”:”D) Alcool terziario monofunzionale”},”nclax”:{“id”:”nclax”,”image”:””,”imageId”:””,”title”:”E) Alcool primario monofunzionale”}}}},”results”:{“9yn4p”:{“id”:”9yn4p”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Analizziamo le risposte:\r\n A) Glicole\r\n Un glicole …

{“questions”:{“u2sa9”:{“id”:”u2sa9″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 1998\r\n\r\n \r\nQuale tra le seguenti sostanze \u00e8 un chetone?\r\n“,”desc”:””,”hint”:””,”answers”:{“u2ebq”:{“id”:”u2ebq”,”image”:””,”imageId”:””,”title”:”A) Anilina”},”x9u0s”:{“id”:”x9u0s”,”image”:””,”imageId”:””,”title”:”B) Acetone”,”isCorrect”:”1″},”910hp”:{“id”:”910hp”,”image”:””,”imageId”:””,”title”:”C) Etanolo”},”k7qh2″:{“id”:”k7qh2″,”image”:””,”imageId”:””,”title”:”D) Acetato”},”av1yv”:{“id”:”av1yv”,”image”:””,”imageId”:””,”title”:”E) Etanale”}}}},”results”:{“q3uwf”:{“id”:”q3uwf”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \u00c8 immediato riconoscere l’ acetone CH3\u2212CO\u2212CH3 come chetone tra le sostanze proposte. Il nome …

{“questions”:{“or7tu”:{“id”:”or7tu”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 1998\r\n\r\n \r\nI chetoni danno reazioni di:\r\n“,”desc”:””,”hint”:””,”answers”:{“rdm8f”:{“id”:”rdm8f”,”image”:””,”imageId”:””,”title”:”A) addizione al doppio legame C=N”},”nk1h2″:{“id”:”nk1h2″,”image”:””,”imageId”:””,”title”:”B) addizione al doppio legame C=O”,”isCorrect”:”1″},”i6lti”:{“id”:”i6lti”,”image”:””,”imageId”:””,”title”:”C) sostituzione elettrofila”},”5zfdh”:{“id”:”5zfdh”,”image”:””,”imageId”:””,”title”:”D) ossidazione con formazione di esteri”},”5236j”:{“id”:”5236j”,”image”:””,”imageId”:””,”title”:”E) condensazione con formazione di eteri”}}}},”results”:{“5mf9d”:{“id”:”5mf9d”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” …

{“questions”:{“5ff4n”:{“id”:”5ff4n”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2018\r\n\r\n \r\nQuale delle seguenti affermazioni relative agli eteri \u00e8 corretta?\r\n“,”desc”:””,”hint”:””,”answers”:{“e3gy1”:{“id”:”e3gy1″,”image”:””,”imageId”:””,”title”:”A) Devono contenere un gruppo funzionale ossidrilico”},”8chvc”:{“id”:”8chvc”,”image”:””,”imageId”:””,”title”:”B) Sono derivati degli acidi carbossilici”},”gesno”:{“id”:”gesno”,”image”:””,”imageId”:””,”title”:”C) Non contengono atomi di ossigeno”},”kmte5″:{“id”:”kmte5″,”image”:””,”imageId”:””,”title”:”D) Possono essere …

{“questions”:{“rn47s”:{“id”:”rn47s”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2009\r\n\r\n \r\nIndica a quale classe di composti, tra quelle elencate, appartiene la molecola CH3-O-CH3:\r\n“,”desc”:””,”hint”:””,”answers”:{“eq6y7”:{“id”:”eq6y7″,”image”:””,”imageId”:””,”title”:”A) estere”},”vu8t5″:{“id”:”vu8t5″,”image”:””,”imageId”:””,”title”:”B) alcol”},”46fmj”:{“id”:”46fmj”,”image”:””,”imageId”:””,”title”:”C) etere”,”isCorrect”:”1″},”vph69″:{“id”:”vph69″,”image”:””,”imageId”:””,”title”:”D) chetone”},”01uvn”:{“id”:”01uvn”,”image”:””,”imageId”:””,”title”:”E) alcano”}}}},”results”:{“f5392”:{“id”:”f5392″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Nella formula CH3\u2013O\u2013CH3 riconosciamo la struttura di un etere. …

{“questions”:{“a5ml7”:{“id”:”a5ml7″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2004\r\n\r\n \r\nGli eteri si ottengono dalla reazione tra:\r\n“,”desc”:””,”hint”:””,”answers”:{“rpay6”:{“id”:”rpay6″,”image”:””,”imageId”:””,”title”:”A) un\u2019aldeide e un alcol senza eliminazione di acqua”},”f4vnc”:{“id”:”f4vnc”,”image”:””,”imageId”:””,”title”:”B) due alcoli, uguali o differenti, con eliminazione di acqua”,”isCorrect”:”1″},”kowv3″:{“id”:”kowv3″,”image”:””,”imageId”:””,”title”:”C) un acido ossigenato …

{“questions”:{“577hz”:{“id”:”577hz”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 1998\r\n\r\n \r\nChe tipo di ibridazione degli orbitali presentano gli atomi di C nell’etere dimetilico?\r\n“,”desc”:””,”hint”:””,”answers”:{“pio3j”:{“id”:”pio3j”,”image”:””,”imageId”:””,”title”:”A) sp3“,”isCorrect”:”1″},”u1u3e”:{“id”:”u1u3e”,”image”:””,”imageId”:””,”title”:”B) sp2“},”0jqzo”:{“id”:”0jqzo”,”image”:””,”imageId”:””,”title”:”C) sp”},”acmy9″:{“id”:”acmy9″,”image”:””,”imageId”:””,”title”:”D) sp3d2“},”lszrd”:{“id”:”lszrd”,”image”:””,”imageId”:””,”title”:”E) Nessuna ibridazione”}}}},”results”:{“eq7cs”:{“id”:”eq7cs”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\n \r\n \r\n L’ Etere dimetilico o dimetil-etere …

{“questions”:{“76f4d”:{“id”:”76f4d”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\np.san 2015\r\n\r\n \r\nQuale fra le seguenti \u00e8 la formula dell\u2019alcool etilico?\r\n“,”desc”:””,”hint”:””,”answers”:{“uph0s”:{“id”:”uph0s”,”image”:””,”imageId”:””,”title”:”A) CH3-CH2OH”,”isCorrect”:”1″},”qj3kn”:{“id”:”qj3kn”,”image”:””,”imageId”:””,”title”:”B) CH3-OH”},”jqn1h”:{“id”:”jqn1h”,”image”:””,”imageId”:””,”title”:”C) CH3-CH2-CH2OH”},”iyina”:{“id”:”iyina”,”image”:””,”imageId”:””,”title”:”D) CH3-CH2-CH2-CH2OH”},”bpurz”:{“id”:”bpurz”,”image”:””,”imageId”:””,”title”:”E) CH2OH\u2013CH2OH”}}}},”results”:{“1gvy5”:{“id”:”1gvy5″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\n \r\n \r\n L’ alcol etilico (o etanolo) C2H5OH\u00a0 \u00e8 l’alcol che si …

{“questions”:{“b67ch”:{“id”:”b67ch”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\np.san 2011\r\n\r\n \r\nQuale delle seguenti affermazioni \u00e8 FALSA?\r\n“,”desc”:””,”hint”:””,”answers”:{“fulrg”:{“id”:”fulrg”,”image”:””,”imageId”:””,”title”:”A) Il butano \u00e8 un alcano”},”izebk”:{“id”:”izebk”,”image”:””,”imageId”:””,”title”:”B) La molecola del butano ha massa minore della molecola dell\u2019alcool butilico”},”6ieh4″:{“id”:”6ieh4″,”image”:””,”imageId”:””,”title”:”C) L\u2019alcool butilico ha 4 atomi …