Archives

{“questions”:{“c30r0”:{“id”:”c30r0″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nProf.san 2005 \r\n\r\n \r\nLa reazione tra un non metallo e l’ossigeno forma:\r\n“,”desc”:””,”hint”:””,”answers”:{“q1kvz”:{“id”:”q1kvz”,”image”:””,”imageId”:””,”title”:”A) un idruro”},”tits5″:{“id”:”tits5″,”image”:””,”imageId”:””,”title”:”B) un acido”},”xfnet”:{“id”:”xfnet”,”image”:””,”imageId”:””,”title”:”C) un ossido”},”f7786″:{“id”:”f7786″,”image”:””,”imageId”:””,”title”:”D) un idracido”},”mom3u”:{“id”:”mom3u”,”image”:””,”imageId”:””,”title”:”E) un’anidride”,”isCorrect”:”1″}}}},”results”:{“bahu3”:{“id”:”bahu3″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\n \r\nUn non metallo reagisce con l\u2019ossigeno formando …

{“questions”:{“at7q7”:{“id”:”at7q7″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nProf.san 2005\r\n\r\n \r\nUn catione \u00e8:\r\n“,”desc”:””,”hint”:””,”answers”:{“4drww”:{“id”:”4drww”,”image”:””,”imageId”:””,”title”:”A) una specie chimica che ha un numero di protoni maggiore di quello degli elettroni”,”isCorrect”:”1″},”uph2q”:{“id”:”uph2q”,”image”:””,”imageId”:””,”title”:”B) un atomo che ha acquistato neutroni”},”e1z8t”:{“id”:”e1z8t”,”image”:””,”imageId”:””,”title”:”C) una specie chimica che …

{“questions”:{“3xlxd”:{“id”:”3xlxd”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nProf.san 2004 \r\n\r\n \r\nIndicare il nome corretto del composto Fe(ClO4)3 :\r\n“,”desc”:””,”hint”:””,”answers”:{“fldz0”:{“id”:”fldz0″,”image”:””,”imageId”:””,”title”:”A) ipoclorito ferrico”},”ofgfp”:{“id”:”ofgfp”,”image”:””,”imageId”:””,”title”:”B) cloruro ferroso”},”zm7ic”:{“id”:”zm7ic”,”image”:””,”imageId”:””,”title”:”C) perclorato ferrico”,”isCorrect”:”1″},”mf8d0″:{“id”:”mf8d0″,”image”:””,”imageId”:””,”title”:”D) ferroso clorico”},”u0l7j”:{“id”:”u0l7j”,”image”:””,”imageId”:””,”title”:”E) ferrino di cloro”}}}},”results”:{“u57kr”:{“id”:”u57kr”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nPer individuare il nome del composto dobbiamo …

{“questions”:{“eyu5v”:{“id”:”eyu5v”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2018 \r\n\r\n \r\nQuale tra le seguenti scritture indica lo ione bromato?\r\n“,”desc”:””,”hint”:””,”answers”:{“pa7np”:{“id”:”pa7np”,”image”:””,”imageId”:””,”title”:”A) Br-“},”hstmz”:{“id”:”hstmz”,”image”:””,”imageId”:””,”title”:”B) BrO7\u2013“},”ccs4z”:{“id”:”ccs4z”,”image”:””,”imageId”:””,”title”:”C) BrO3\u2013“,”isCorrect”:”1″},”fv9ua”:{“id”:”fv9ua”,”image”:””,”imageId”:””,”title”:”D) BrO”},”5c0fk”:{“id”:”5c0fk”,”image”:””,”imageId”:””,”title”:”E) BrO5\u2013“}}}},”results”:{“tdl6k”:{“id”:”tdl6k”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nGli gli elementi del settimo gruppo, detti alogeni, possiedono i seguenti possibili …

{“questions”:{“yy8ua”:{“id”:”yy8ua”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2018\r\n\r\n \r\nQuale dei seguenti composti si dissocia liberando 3 ioni per ogni unit\u00e0 formula?\r\n“,”desc”:””,”hint”:””,”answers”:{“ttprd”:{“id”:”ttprd”,”image”:””,”imageId”:””,”title”:”A) Na3PO4“},”12df0”:{“id”:”12df0″,”image”:””,”imageId”:””,”title”:”B) HgCl2“,”isCorrect”:”1″},”upjf3″:{“id”:”upjf3″,”image”:””,”imageId”:””,”title”:”C) NH4MnO4“},”9plqw”:{“id”:”9plqw”,”image”:””,”imageId”:””,”title”:”D) CH3COOH”},”p6eeg”:{“id”:”p6eeg”,”image”:””,”imageId”:””,”title”:”E) KOH”}}}},”results”:{“qbj3b”:{“id”:”qbj3b”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nAnalizziamo le risposte:\r\n\r\n \r\nA) Na3PO4\u00a0 \u00a0fosfato di sodio.\u00a0In acqua …

{“questions”:{“i2kdg”:{“id”:”i2kdg”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2017\r\n\r\n \r\nL\u2019idrossido di sodio reagisce con l\u2019acido cloridrico per dare:\r\n“,”desc”:””,”hint”:””,”answers”:{“ut38m”:{“id”:”ut38m”,”image”:””,”imageId”:””,”title”:”A) cloruro di sodio e acqua”,”isCorrect”:”1″},”raeem”:{“id”:”raeem”,”image”:””,”imageId”:””,”title”:”B) ipoclorito di sodio e acqua”},”f1az0″:{“id”:”f1az0″,”image”:””,”imageId”:””,”title”:”C) ossido di sodio e acqua”},”3064k”:{“id”:”3064k”,”image”:””,”imageId”:””,”title”:”D) cloro e acqua”},”stjbd”:{“id”:”stjbd”,”image”:””,”imageId”:””,”title”:”E) …

{“questions”:{“92gtu”:{“id”:”92gtu”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2017\r\n\r\n \r\nI non metalli reagiscono con l\u2019ossigeno per dare:\r\n“,”desc”:””,”hint”:””,”answers”:{“ers4e”:{“id”:”ers4e”,”image”:””,”imageId”:””,”title”:”A) eteri “},”or4ne”:{“id”:”or4ne”,”image”:””,”imageId”:””,”title”:”B) ossidi basici”},”ukcft”:{“id”:”ukcft”,”image”:””,”imageId”:””,”title”:”C) anidridi “,”isCorrect”:”1″},”8f8i3″:{“id”:”8f8i3″,”image”:””,”imageId”:””,”title”:”D) alcani”},”f3ztr”:{“id”:”f3ztr”,”image”:””,”imageId”:””,”title”:”E) idracidi”}}}},”results”:{“7tz0m”:{“id”:”7tz0m”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\n \r\n \r\n \r\n \r\n \r\n\r\n\r\n\r\n \r\nUn non metallo reagisce con …

{“questions”:{“1z2dr”:{“id”:”1z2dr”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2016\r\n\r\n \r\nQuale tra le seguenti formule chimiche identifica lo ione carbonato?\r\n“,”desc”:””,”hint”:””,”answers”:{“nmoc5”:{“id”:”nmoc5″,”image”:””,”imageId”:””,”title”:”A) HCO3\u2013“},”av02r”:{“id”:”av02r”,”image”:””,”imageId”:””,”title”:”B) CO2\u2013“},”tyix0”:{“id”:”tyix0″,”image”:””,”imageId”:””,”title”:”C) CO32\u2013“,”isCorrect”:”1″},”fldqp”:{“id”:”fldqp”,”image”:””,”imageId”:””,”title”:”D) CO32+“},”wwxt1”:{“id”:”wwxt1″,”image”:””,”imageId”:””,”title”:”E) HCO2\u2013“}}}},”results”:{“ur7y9”:{“id”:”ur7y9″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nLo ione carbonato deriva dall’acido carbonico H2CO3 che in acqua subisce idrolisi …

{“questions”:{“ucv97”:{“id”:”ucv97″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2016 \r\n\r\n \r\nQuale dei seguenti composti \u00e8 un elettrolita?\r\n“,”desc”:””,”hint”:””,”answers”:{“i3owb”:{“id”:”i3owb”,”image”:””,”imageId”:””,”title”:”A) Butano”},”1lo2b”:{“id”:”1lo2b”,”image”:””,”imageId”:””,”title”:”B) Glucosio”},”kgx7x”:{“id”:”kgx7x”,”image”:””,”imageId”:””,”title”:”C) Esano”},”ab8hk”:{“id”:”ab8hk”,”image”:””,”imageId”:””,”title”:”D) Nitrato di potassio”,”isCorrect”:”1″},”sb82n”:{“id”:”sb82n”,”image”:””,”imageId”:””,”title”:”E) Fenolo”}}}},”results”:{“y0p95”:{“id”:”y0p95″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nQuando una sostanza in soluzione acquosa da luogo ad idrolisi (idro=acqua \/ …

{“questions”:{“09a96”:{“id”:”09a96″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2016\r\n\r\n \r\nQuale dei seguenti composti reagisce con acqua per formare un acido ossigenato?\r\n“,”desc”:””,”hint”:””,”answers”:{“ovs8v”:{“id”:”ovs8v”,”image”:””,”imageId”:””,”title”:”A) Na2O”},”u6jp8″:{“id”:”u6jp8″,”image”:””,”imageId”:””,”title”:”B) NH3“},”tqa2q”:{“id”:”tqa2q”,”image”:””,”imageId”:””,”title”:”C) Al2O3“},”m6vr1”:{“id”:”m6vr1″,”image”:””,”imageId”:””,”title”:”D) KOH”},”qpwz7″:{“id”:”qpwz7″,”image”:””,”imageId”:””,”title”:”E) Cl2O3“,”isCorrect”:”1″}}}},”results”:{“42muu”:{“id”:”42muu”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nUn acido ossigenato, o ossiacido, si forma dalla reazione di …