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{“questions”:{“apum1”:{“id”:”apum1″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nProf.san 2014\r\n\r\n \r\nL’ossido di potassio, posto in acqua, forma:\r\n“,”desc”:””,”hint”:””,”answers”:{“7x3kz”:{“id”:”7x3kz”,”image”:””,”imageId”:””,”title”:”A) una soluzione acida”},”sswoe”:{“id”:”sswoe”,”image”:””,”imageId”:””,”title”:”B) un sale”},”rasv2″:{“id”:”rasv2″,”image”:””,”imageId”:””,”title”:”C) una soluzione basica”,”isCorrect”:”1″},”uuoat”:{“id”:”uuoat”,”image”:””,”imageId”:””,”title”:”D) potassio libero”},”m35wj”:{“id”:”m35wj”,”image”:””,”imageId”:””,”title”:”E) idruro di potassio”}}}},”results”:{“8h90a”:{“id”:”8h90a”,”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 …

{“questions”:{“pae7t”:{“id”:”pae7t”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nProf.san 2014 \r\n\r\n \r\nIl solfito acido di sodio corrisponde a:\r\n“,”desc”:””,”hint”:””,”answers”:{“xq62u”:{“id”:”xq62u”,”image”:””,”imageId”:””,”title”:”A) Na2SO3“},”ikjg2”:{“id”:”ikjg2″,”image”:””,”imageId”:””,”title”:”B) NaSO3“},”xyr29”:{“id”:”xyr29″,”image”:””,”imageId”:””,”title”:”C) NaHSO4“},”fa260”:{“id”:”fa260″,”image”:””,”imageId”:””,”title”:”D) NaHSO3“,”isCorrect”:”1″},”mgwxn”:{“id”:”mgwxn”,”image”:””,”imageId”:””,”title”:”E) NaHS”}}}},”results”:{“43ttc”:{“id”:”43ttc”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nL’acido solforoso H2SO3 \u00e8 un acido biprotico che pu\u00f2 perdere fino a due ioni …

{“questions”:{“17fof”:{“id”:”17fof”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nProf.san 2013 \r\n\r\n \r\nUn acido \u00e8 detto poliprotico quando in acqua:\r\n“,”desc”:””,”hint”:””,”answers”:{“dhu18”:{“id”:”dhu18″,”image”:””,”imageId”:””,”title”:”A) \u00e8 costituito da un polimero”},”3x4jc”:{“id”:”3x4jc”,”image”:””,”imageId”:””,”title”:”B) \u00e8 molto dissociato”},”eo1bf”:{“id”:”eo1bf”,”image”:””,”imageId”:””,”title”:”C) \u00e8 poco dissociato”},”29lwy”:{“id”:”29lwy”,”image”:””,”imageId”:””,”title”:”D) forma pi\u00f9 ioni H+“},”f178y”:{“id”:”f178y”,”image”:””,”imageId”:””,”title”:”E) pu\u00f2 cedere pi\u00f9 …

{“questions”:{“basq3”:{“id”:”basq3″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nProf.san 2012 \r\n\r\n \r\nQual \u00e8 il nome del composto CaS?\r\n“,”desc”:””,”hint”:””,”answers”:{“xszsi”:{“id”:”xszsi”,”image”:””,”imageId”:””,”title”:”A) Solfito di calcio”},”6ihkv”:{“id”:”6ihkv”,”image”:””,”imageId”:””,”title”:”B) Calcio solforoso”},”rafaq”:{“id”:”rafaq”,”image”:””,”imageId”:””,”title”:”C) Solfato di calcio”},”656wx”:{“id”:”656wx”,”image”:””,”imageId”:””,”title”:”D) Solfuro di calcio”,”isCorrect”:”1″},”vha51″:{“id”:”vha51″,”image”:””,”imageId”:””,”title”:”E) Calcio solfidrico”}}}},”results”:{“44lwf”:{“id”:”44lwf”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nPoich\u00e9 all’interno della formula chimica riconosciamo …

{“questions”:{“k0pqe”:{“id”:”k0pqe”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nProf.san 2010 \r\n\r\n \r\nQuale tra le seguenti sostanze NON \u00e8 un composto?\r\n“,”desc”:””,”hint”:””,”answers”:{“u3e6n”:{“id”:”u3e6n”,”image”:””,”imageId”:””,”title”:”A) Calcare”},”raci2″:{“id”:”raci2″,”image”:””,”imageId”:””,”title”:”B) Metano”},”pj58h”:{“id”:”pj58h”,”image”:””,”imageId”:””,”title”:”C) Diamante”,”isCorrect”:”1″},”298o0″:{“id”:”298o0″,”image”:””,”imageId”:””,”title”:”D) Calce viva”},”aoow8″:{“id”:”aoow8″,”image”:””,”imageId”:””,”title”:”E) Silice”}}}},”results”:{“9qxf1”:{“id”:”9qxf1″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nChiedendo di individuare una sostanza che non sia un composto, il …

{“questions”:{“muwpy”:{“id”:”muwpy”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nProf.san 2008\r\n\r\n \r\nLa formula bruta del perclorato di litio \u00e9:\r\n“,”desc”:””,”hint”:””,”answers”:{“mc3yr”:{“id”:”mc3yr”,”image”:””,”imageId”:””,”title”:”A) LiClO4“,”isCorrect”:”1″},”0be73″:{“id”:”0be73″,”image”:””,”imageId”:””,”title”:”B) LiHCl2“},”i69gh”:{“id”:”i69gh”,”image”:””,”imageId”:””,”title”:”C) LiBCl4“},”2ymis”:{“id”:”2ymis”,”image”:””,”imageId”:””,”title”:”D) LiCl”},”jmmc6″:{“id”:”jmmc6″,”image”:””,”imageId”:””,”title”:”E) Li2ClO3“}}}},”results”:{“09q2x”:{“id”:”09q2x”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nNella formula del sale perclorato di litio troviamo a sinistra il metallo litio Li …

{“questions”:{“jl0bq”:{“id”:”jl0bq”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nProf.san 2007 \r\n\r\n \r\nIl nome corretto di MnCl2 \u00e8\r\n“,”desc”:””,”hint”:””,”answers”:{“hxhlc”:{“id”:”hxhlc”,”image”:””,”imageId”:””,”title”:”A) clorato di manganese “},”kqt9n”:{“id”:”kqt9n”,”image”:””,”imageId”:””,”title”:”B) triclorato di manganese”},”3azzx”:{“id”:”3azzx”,”image”:””,”imageId”:””,”title”:”C) magnesio – cloruro”},”ipcly”:{“id”:”ipcly”,”image”:””,”imageId”:””,”title”:”D) cloruro di manganese”,”isCorrect”:”1″},”q27gn”:{“id”:”q27gn”,”image”:””,”imageId”:””,”title”:”E) cloruro di magnesio”}}}},”results”:{“9e3sk”:{“id”:”9e3sk”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nNella formula troviamo a …

{“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 …