Archives

{“questions”:{“0tie0”:{“id”:”0tie0″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nodontoiatria 2004\r\n\r\n \r\nSe la soluzione di un composto \u00e8 in grado di deviare la luce polarizzata:\r\n“,”desc”:””,”hint”:””,”answers”:{“kzgcw”:{“id”:”kzgcw”,”image”:””,”imageId”:””,”title”:”A) il composto contiene almeno un doppio legame”},”m8cen”:{“id”:”m8cen”,”image”:””,”imageId”:””,”title”:”B) il composto presenta almeno un atomo …

{“questions”:{“x668g”:{“id”:”x668g”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nodontoiatria 2003\r\n\r\n \r\nQuando un composto presenta il fenomeno della stereoisomeria ottica, in esso \u00e8 presente almeno: \r\n“,”desc”:””,”hint”:””,”answers”:{“c437j”:{“id”:”c437j”,”image”:””,”imageId”:””,”title”:”A) un atomo di carbonio ibridato sp2 “},”kzut1”:{“id”:”kzut1″,”image”:””,”imageId”:””,”title”:”B) un doppio legame “},”6pkci”:{“id”:”6pkci”,”image”:””,”imageId”:””,”title”:”C) un …

{“questions”:{“4nvbi”:{“id”:”4nvbi”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nveterinaria 2002\r\n\r\n \r\n\u201cGli ioni di ammonio quaternari in cui i quattro residui alchilici sono diversi l\u2019uno dall\u2019altro, presentano il fenomeno della stereoisomeria ottica. Cos\u00ec, per esempio, il metil-etil-propil-isobutil-ammonio esiste …

{“questions”:{“nqkbb”:{“id”:”nqkbb”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nodontoiatria 2002\r\n\r\n \r\nUn atomo di carbonio si definisce terziario se: \r\n“,”desc”:””,”hint”:””,”answers”:{“78fs6”:{“id”:”78fs6″,”image”:””,”imageId”:””,”title”:”A) \u00e8 il terzo della catena carboniosa “},”vhg6j”:{“id”:”vhg6j”,”image”:””,”imageId”:””,”title”:”B) \u00e8 coinvolto in un triplo legame “},”6kc99”:{“id”:”6kc99″,”image”:””,”imageId”:””,”title”:”C) \u00e8 legato ad altri …

{“questions”:{“zjm6p”:{“id”:”zjm6p”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nmedicina 2000\r\n\r\n \r\nL’attivit\u00e0 ottica \u00e8 dovuta alla presenza nella molecola di:\r\n“,”desc”:””,”hint”:””,”answers”:{“5zthu”:{“id”:”5zthu”,”image”:””,”imageId”:””,”title”:”A) un triplo legame”},”4p4tu”:{“id”:”4p4tu”,”image”:””,”imageId”:””,”title”:”B) almeno un atomo di C asimmetrico”,”isCorrect”:”1″},”4y6g5″:{“id”:”4y6g5″,”image”:””,”imageId”:””,”title”:”C) un doppio legame”},”il430″:{“id”:”il430″,”image”:””,”imageId”:””,”title”:”D) una struttura ciclica”},”93ui3″:{“id”:”93ui3″,”image”:””,”imageId”:””,”title”:”E) due gruppi funzionali …

{“questions”:{“t0q2x”:{“id”:”t0q2x”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nmedicina 2000\r\n\r\n \r\nIl cicloesano:\r\n“,”desc”:””,”hint”:””,”answers”:{“7hthm”:{“id”:”7hthm”,”image”:””,”imageId”:””,”title”:”A) presenta carattere aromatico”},”n9c71″:{“id”:”n9c71″,”image”:””,”imageId”:””,”title”:”B) \u00e8 costituito da 6 atomi di C e 6 atomi di H”},”0r1ia”:{“id”:”0r1ia”,”image”:””,”imageId”:””,”title”:”C) possiede atomi di C ibridati sp”},”gcfbj”:{“id”:”gcfbj”,”image”:””,”imageId”:””,”title”:”D) ha struttura non planare”,”isCorrect”:”1″},”gl1is”:{“id”:”gl1is”,”image”:””,”imageId”:””,”title”:”E) …

{“questions”:{“li1lo”:{“id”:”li1lo”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nmedicina 1999\r\n\r\n \r\nDue atomi di carbonio asimmetrici sono entrambi:\r\n“,”desc”:””,”hint”:””,”answers”:{“v86jg”:{“id”:”v86jg”,”image”:””,”imageId”:””,”title”:”A) legati agli stessi raggruppamenti”},”qbecj”:{“id”:”qbecj”,”image”:””,”imageId”:””,”title”:”B) ibridati sp3“,”isCorrect”:”1″},”5zy2k”:{“id”:”5zy2k”,”image”:””,”imageId”:””,”title”:”C) non ibridati”},”1gf16″:{“id”:”1gf16″,”image”:””,”imageId”:””,”title”:”D) ibridati sp”},”475es”:{“id”:”475es”,”image”:””,”imageId”:””,”title”:”E) appartenenti alla serie stereochimica D”}}}},”results”:{“r5si9”:{“id”:”r5si9″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Quando si parla di \”atomo …

{“questions”:{“8m4tw”:{“id”:”8m4tw”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\np.san. 2018\r\n\r\n \r\nQuale delle seguenti definizioni del petrolio \u00e8 corretta?\r\n“,”desc”:””,”hint”:””,”answers”:{“yzar8”:{“id”:”yzar8″,”image”:””,”imageId”:””,”title”:”A) \u00c8 un liquido di odore gradevole”},”jcqoz”:{“id”:”jcqoz”,”image”:””,”imageId”:””,”title”:”B) \u00c8 il prodotto della decomposizione di alberi”},”1vl11″:{“id”:”1vl11″,”image”:””,”imageId”:””,”title”:”C) \u00c8 facilmente estraibile”},”u81ea”:{“id”:”u81ea”,”image”:””,”imageId”:””,”title”:”D) \u00c8 una miscela …

{“questions”:{“eszgz”:{“id”:”eszgz”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2010\r\n\r\n \r\nNel GPL usato come carburante per motori a scoppio la lettera P sta per:\r\n“,”desc”:””,”hint”:””,”answers”:{“zki8o”:{“id”:”zki8o”,”image”:””,”imageId”:””,”title”:”A) propene”},”skst8″:{“id”:”skst8″,”image”:””,”imageId”:””,”title”:”B) propanolo”},”ilyun”:{“id”:”ilyun”,”image”:””,”imageId”:””,”title”:”C) propantriolo”},”stsfn”:{“id”:”stsfn”,”image”:””,”imageId”:””,”title”:”D) propano”,”isCorrect”:”1″},”6dk8q”:{“id”:”6dk8q”,”image”:””,”imageId”:””,”title”:”E) propandiolo”}}}},”results”:{“6190e”:{“id”:”6190e”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Il petrolio \u00e8 un liquido formato dalla miscela …

{“questions”:{“g4eep”:{“id”:”g4eep”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 1999\r\n\r\n \r\nIl petrolio contiene prevalentemente:\r\n“,”desc”:””,”hint”:””,”answers”:{“axhkb”:{“id”:”axhkb”,”image”:””,”imageId”:””,”title”:”A) alcooli”},”ef3f2″:{“id”:”ef3f2″,”image”:””,”imageId”:””,”title”:”B) composti eterociclici”},”fplqv”:{“id”:”fplqv”,”image”:””,”imageId”:””,”title”:”C) idrocarburi”,”isCorrect”:”1″},”uqo1g”:{“id”:”uqo1g”,”image”:””,”imageId”:””,”title”:”D) carbon fossile”},”dw7ve”:{“id”:”dw7ve”,”image”:””,”imageId”:””,”title”:”E) bitumi”}}}},”results”:{“mhzkw”:{“id”:”mhzkw”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Il petrolio \u00e8 un liquido formato dalla miscela di molti diversi idrocarburi, soprattutto alcani, che si …