Archives

{“questions”:{“chygi”:{“id”:”chygi”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 1997\r\n\r\n \r\nPer ossidazione dell’etanolo si pu\u00f2 ottenere:\r\n“,”desc”:””,”hint”:””,”answers”:{“6j7r0”:{“id”:”6j7r0″,”image”:””,”imageId”:””,”title”:”A) glicerolo”},”0qi8q”:{“id”:”0qi8q”,”image”:””,”imageId”:””,”title”:”B) acido acetico”,”isCorrect”:”1″},”71ys7″:{“id”:”71ys7″,”image”:””,”imageId”:””,”title”:”C) acetone”},”7md6l”:{“id”:”7md6l”,”image”:””,”imageId”:””,”title”:”D) metano”},”8mul7″:{“id”:”8mul7″,”image”:””,”imageId”:””,”title”:”E) propano”}}}},”results”:{“u4ngb”:{“id”:”u4ngb”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” L’etanolo \u00e8 un alcol primario, cio\u00e8 possiede un gruppo alcolico \u2212OH legato ad un carbonio …

{“questions”:{“fbk1a”:{“id”:”fbk1a”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\np.san 2004\r\n\r\n \r\nFacendo reagire in opportune condizioni un acido carbossilico e un alcol si ottiene:\r\n“,”desc”:””,”hint”:””,”answers”:{“9ucqp”:{“id”:”9ucqp”,”image”:””,”imageId”:””,”title”:”A) un chetone”},”jb2z1″:{“id”:”jb2z1″,”image”:””,”imageId”:””,”title”:”B) un estere”,”isCorrect”:”1″},”yeofd”:{“id”:”yeofd”,”image”:””,”imageId”:””,”title”:”C) un etere”},”polie”:{“id”:”polie”,”image”:””,”imageId”:””,”title”:”D) un’anidride”},”p6g31″:{“id”:”p6g31″,”image”:””,”imageId”:””,”title”:”E) un’aldeide”}}}},”results”:{“dlyk3”:{“id”:”dlyk3″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Dalla condensazione, con eliminazione di una …

{“questions”:{“3zvju”:{“id”:”3zvju”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2013\r\n\r\n \r\nUn estere pu\u00f2 essere direttamente prodotto dalla reazione dell\u2019acido propanoico con l\u20191-butanolo.\r\nQual \u00e8 la formula dell\u2019estere?\r\n“,”desc”:””,”hint”:””,”answers”:{“azq3n”:{“id”:”azq3n”,”image”:””,”imageId”:””,”title”:”A) C2H5COOC4H9“,”isCorrect”:”1″},”negwz”:{“id”:”negwz”,”image”:””,”imageId”:””,”title”:”B) CH3COOC4H9“},”2ebrz”:{“id”:”2ebrz”,”image”:””,”imageId”:””,”title”:”C) C4H9COOC3H7“},”4jfwx”:{“id”:”4jfwx”,”image”:””,”imageId”:””,”title”:”D) C3H7COOC4H9“},”n9upw”:{“id”:”n9upw”,”image”:””,”imageId”:””,”title”:”E) C2H5COOC2H5“}}}},”results”:{“5axta”:{“id”:”5axta”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” In via del tutto generale se …

{“questions”:{“ituu5”:{“id”:”ituu5″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2012\r\n\r\n \r\nLa seguente struttura organica CH3COOCH2CH3 corrisponde a:\r\n“,”desc”:””,”hint”:””,”answers”:{“n2rhy”:{“id”:”n2rhy”,”image”:””,”imageId”:””,”title”:”A) un etere”},”j0o43″:{“id”:”j0o43″,”image”:””,”imageId”:””,”title”:”B) un estere”,”isCorrect”:”1″},”qacp7″:{“id”:”qacp7″,”image”:””,”imageId”:””,”title”:”C) un acido carbossilico”},”mrrpx”:{“id”:”mrrpx”,”image”:””,”imageId”:””,”title”:”D) un chetone”},”aozhp”:{“id”:”aozhp”,”image”:””,”imageId”:””,”title”:”E) un fenolo”}}}},”results”:{“fjre5”:{“id”:”fjre5″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Dalla particolare struttura della formula di questo composto riconosciamo …

{“questions”:{“meznx”:{“id”:”meznx”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2011\r\n\r\n \r\nQuale tra le seguenti formule di composti organici rappresenta un generico estere?\r\n“,”desc”:””,”hint”:””,”answers”:{“geues”:{“id”:”geues”,”image”:””,”imageId”:””,”title”:”A) RCOOH”},”ms8ef”:{“id”:”ms8ef”,”image”:””,”imageId”:””,”title”:”B) RCOR\u2019″},”htmwn”:{“id”:”htmwn”,”image”:””,”imageId”:””,”title”:”C) RCOOR\u2019″,”isCorrect”:”1″},”hmzmm”:{“id”:”hmzmm”,”image”:””,”imageId”:””,”title”:”D) ROR\u2019″},”277dq”:{“id”:”277dq”,”image”:””,”imageId”:””,”title”:”E) ROH”}}}},”results”:{“ibv1r”:{“id”:”ibv1r”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Gli esteri sono composti organici che derivano dalla condensazione, con …

{“questions”:{“lvbdm”:{“id”:”lvbdm”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2004\r\n\r\n \r\nGli esteri si ottengono dalla reazione tra:\r\n“,”desc”:””,”hint”:””,”answers”:{“q34t8”:{“id”:”q34t8″,”image”:””,”imageId”:””,”title”:”A) un acido ossigenato organico o inorganico e un alcool, senza eliminazione di acqua “},”8bgzs”:{“id”:”8bgzs”,”image”:””,”imageId”:””,”title”:”B) un\u2019aldeide e un alcool con eliminazione …

{“questions”:{“j9fr5”:{“id”:”j9fr5″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2003\r\n\r\n \r\nIl butirrato di propile \u00e8: \r\n“,”desc”:””,”hint”:””,”answers”:{“d7bra”:{“id”:”d7bra”,”image”:””,”imageId”:””,”title”:”A) un estere”,”isCorrect”:”1″},”p8bq1″:{“id”:”p8bq1″,”image”:””,”imageId”:””,”title”:”B) un etere “},”du5gj”:{“id”:”du5gj”,”image”:””,”imageId”:””,”title”:”C) un sale “},”vcd8u”:{“id”:”vcd8u”,”image”:””,”imageId”:””,”title”:”D) un radicale alchilico “},”dhifb”:{“id”:”dhifb”,”image”:””,”imageId”:””,”title”:”E) un radicale acido”}}}},”results”:{“bl2i8”:{“id”:”bl2i8″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Dalla particolare struttura del nome di …

{“questions”:{“v2mb6”:{“id”:”v2mb6″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2000\r\n\r\n \r\nNella reazione tra l’acido acetico e l’alcool propilico si forma:\r\n“,”desc”:””,”hint”:””,”answers”:{“vwuf8”:{“id”:”vwuf8″,”image”:””,”imageId”:””,”title”:”A) un etere ed acqua”},”be4t3″:{“id”:”be4t3″,”image”:””,”imageId”:””,”title”:”B) un chetone ed acqua”},”cyu1l”:{“id”:”cyu1l”,”image”:””,”imageId”:””,”title”:”C) un estere e ossigeno”},”bg826″:{“id”:”bg826″,”image”:””,”imageId”:””,”title”:”D) una anidride”},”jlu65″:{“id”:”jlu65″,”image”:””,”imageId”:””,”title”:”E) un estere ed …

{“questions”:{“cn978”:{“id”:”cn978″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 1998\r\n\r\n \r\nQuale delle seguenti reazioni ha come prodotto un estere?\r\n“,”desc”:””,”hint”:””,”answers”:{“ujis0”:{“id”:”ujis0″,”image”:””,”imageId”:””,”title”:”A) Alcool + alcool”},”ujo2r”:{“id”:”ujo2r”,”image”:””,”imageId”:””,”title”:”B) Acido + alcool”,”isCorrect”:”1″},”pw2wi”:{“id”:”pw2wi”,”image”:””,”imageId”:””,”title”:”C) Acido + acido”},”y99l3″:{“id”:”y99l3″,”image”:””,”imageId”:””,”title”:”D) Alcool + aldeide”},”a4dkn”:{“id”:”a4dkn”,”image”:””,”imageId”:””,”title”:”E) Aldeide + chetone”}}}},”results”:{“y1r74”:{“id”:”y1r74″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nPer capire la …

{“questions”:{“pyv9l”:{“id”:”pyv9l”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\np.san 2017\r\n\r\n \r\nIl composto HCOOH \u00e8:\r\n“,”desc”:””,”hint”:””,”answers”:{“1wugt”:{“id”:”1wugt”,”image”:””,”imageId”:””,”title”:”A) un fenolo”},”gddeh”:{“id”:”gddeh”,”image”:””,”imageId”:””,”title”:”B) un acido carbossilico”,”isCorrect”:”1″},”k5jwi”:{“id”:”k5jwi”,”image”:””,”imageId”:””,”title”:”C) un alcool”},”2dx3n”:{“id”:”2dx3n”,”image”:””,”imageId”:””,”title”:”D) un’ammina”},”kulow”:{“id”:”kulow”,”image”:””,”imageId”:””,”title”:”E) l’acido carbonico”}}}},”results”:{“sewwp”:{“id”:”sewwp”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Nella formula HCOOH riconosciamo la presenza del gruppo funzionale carbossile \u2212COOH.\r\n Si tratta …