Archives

{“questions”:{“ktw9v”:{“id”:”ktw9v”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2016\r\n In 500 mL di soluzione acquosa sono disciolti 36 g di glucosio (M.M. = 180 u). La molarit\u00e0 della soluzione \u00e8:\r\n“,”desc”:””,”hint”:””,”answers”:{“7bv1r”:{“id”:”7bv1r”,”image”:””,”imageId”:””,”title”:”A) 0,1 M”},”sns0g”:{“id”:”sns0g”,”image”:””,”imageId”:””,”title”:”B) 0,2 M”},”0dk7s”:{“id”:”0dk7s”,”image”:””,”imageId”:””,”title”:”C) 0,4 M …

{“questions”:{“wwt4h”:{“id”:”wwt4h”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2016\r\n\r\n \r\nQuale tra le seguenti configurazioni elettroniche esterne \u00e8 tipica degli atomi F, Cl e Br, appartenenti al gruppo degli alogeni?\r\n“,”desc”:””,”hint”:””,”answers”:{“l3drd”:{“id”:”l3drd”,”image”:””,”imageId”:””,”title”:”A) s2p4“},”tbsps”:{“id”:”tbsps”,”image”:””,”imageId”:””,”title”:”B) s2p6“},”l0j89”:{“id”:”l0j89″,”image”:””,”imageId”:””,”title”:”C) s2“},”zrw2n”:{“id”:”zrw2n”,”image”:””,”imageId”:””,”title”:”D) s2p3“},”6lz6p”:{“id”:”6lz6p”,”image”:””,”imageId”:””,”title”:”E) s2p5“,”isCorrect”:”1″}}}},”results”:{“8pcyj”:{“id”:”8pcyj”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nSi chiamano …

{“questions”:{“6j3x2”:{“id”:”6j3x2″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2016 \r\n\r\n \r\nL\u2019anione dicromato CrO42- si trasforma nel catione Cr3+e in questa trasformazione l\u2019atomo di Cr:\r\n“,”desc”:””,”hint”:””,”answers”:{“oa3g9”:{“id”:”oa3g9″,”image”:””,”imageId”:””,”title”:”A) passa da numero di ossidazione \u20132 a +3 e si riduce”},”bhgf7″:{“id”:”bhgf7″,”image”:””,”imageId”:””,”title”:”B) passa …

{“questions”:{“tlo4o”:{“id”:”tlo4o”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2016\r\n\r\n \r\nQuale legame tiene uniti l’atomo di bromo e l\u2019atomo di idrogeno nel composto HBr?\r\n“,”desc”:””,”hint”:””,”answers”:{“ebagb”:{“id”:”ebagb”,”image”:””,”imageId”:””,”title”:”A) Covalente puro”},”3klqb”:{“id”:”3klqb”,”image”:””,”imageId”:””,”title”:”B) Ionico”},”ppm3t”:{“id”:”ppm3t”,”image”:””,”imageId”:””,”title”:”C) Idrogeno “},”24grr”:{“id”:”24grr”,”image”:””,”imageId”:””,”title”:”D) Dativo”},”0669u”:{“id”:”0669u”,”image”:””,”imageId”:””,”title”:”E) Covalente polare”,”isCorrect”:”1″}}}},”results”:{“5or7c”:{“id”:”5or7c”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nLa differenza di elettronegativit\u00e0 tra …

{“questions”:{“wt48r”:{“id”:”wt48r”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nIn che cosa consiste la massa atomica relativa di un atomo?\r\n“,”desc”:””,”hint”:””,”answers”:{“h2esr”:{“id”:”h2esr”,”image”:””,”imageId”:””,”title”:”A) Nel rapporto tra la massa dell’atomo in esame e la dodicesima parte della massa dell’isotopo 12 del carbonio”,”isCorrect”:”1″},”yb9f9″:{“id”:”yb9f9″,”image”:””,”imageId”:””,”title”:”B) …

{“questions”:{“xvit2”:{“id”:”xvit2″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” Veterinaria 2016\r\n \r\nLa combustione dell’idrogeno in aria produce prevalentemente:\r\n“,”desc”:””,”hint”:””,”answers”:{“ugkdh”:{“id”:”ugkdh”,”image”:””,”imageId”:””,”title”:”A) ossidi di zolfo”},”38ufs”:{“id”:”38ufs”,”image”:””,”imageId”:””,”title”:”B) ossidi di azoto”},”v1qz1″:{“id”:”v1qz1″,”image”:””,”imageId”:””,”title”:”C) acqua “,”isCorrect”:”1″},”4kmw3″:{“id”:”4kmw3″,”image”:””,”imageId”:””,”title”:”D) ammoniaca”},”2wfkt”:{“id”:”2wfkt”,”image”:””,”imageId”:””,”title”:”E) anidride carbonica”}}}},”results”:{“7ymcz”:{“id”:”7ymcz”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” L\u2019idrogeno \u00e8 un combustibile che in presenza di ossigeno …

{“questions”:{“s19bc”:{“id”:”s19bc”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2016 \r\n\r\n \r\nIl legame ionico \u00e8 un legame:\r\n“,”desc”:””,”hint”:””,”answers”:{“hojsr”:{“id”:”hojsr”,”image”:””,”imageId”:””,”title”:”A) che si instaura tra atomi metallici”},”hztiv”:{“id”:”hztiv”,”image”:””,”imageId”:””,”title”:”B) di natura elettrostatica che si instaura tra ioni di segno opposto “,”isCorrect”:”1″},”b5bk6″:{“id”:”b5bk6″,”image”:””,”imageId”:””,”title”:”C) apolare”},”21ptf”:{“id”:”21ptf”,”image”:””,”imageId”:””,”title”:”D) in …

{“questions”:{“rmdp2”:{“id”:”rmdp2″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2016\r\n\r\n Quale dei seguenti composti \u00e8 un elettrolita?\r\n“,”desc”:””,”hint”:””,”answers”:{“5wytu”:{“id”:”5wytu”,”image”:””,”imageId”:””,”title”:”A) Butano”},”8qmsk”:{“id”:”8qmsk”,”image”:””,”imageId”:””,”title”:”B) Glucosio”},”f1trn”:{“id”:”f1trn”,”image”:””,”imageId”:””,”title”:”C) Esano “},”yy8r4”:{“id”:”yy8r4″,”image”:””,”imageId”:””,”title”:”D) Nitrato di potassio”,”isCorrect”:”1″},”gcuzw”:{“id”:”gcuzw”,”image”:””,”imageId”:””,”title”:”E) Fenolo”}}}},”results”:{“8m3ix”:{“id”:”8m3ix”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nIl termine elettrolita etimoligicamente viene da elettro (cariche elettriche) + lisi (taglio, …

{“questions”:{“zbs1j”:{“id”:”zbs1j”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nSe il 17ottobre 1992 \u00e8 sabato, allora il 17ottobre 1993 capiter\u00e0 di\r\n“,”desc”:””,”hint”:””,”answers”:{“g1c56”:{“id”:”g1c56″,”image”:””,”imageId”:””,”title”:”A)\tmarted\u00ec”},”kwalx”:{“id”:”kwalx”,”image”:””,”imageId”:””,”title”:”B)\tmercoled\u00ec”},”npoi6″:{“id”:”npoi6″,”image”:””,”imageId”:””,”title”:”C)\tluned\u00ec”},”0ite0″:{“id”:”0ite0″,”image”:””,”imageId”:””,”title”:”D)\tdomenica”,”isCorrect”:”1″},”uvigw”:{“id”:”uvigw”,”image”:””,”imageId”:””,”title”:”E)\tsabato”}}}},”results”:{“fpjya”:{“id”:”fpjya”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nCome prima cosa riconosciamo che il 1992 \u00e8 un anno bisestile e che di conseguenza \u00e8 composto …

{“questions”:{“f77jb”:{“id”:”f77jb”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nSe il 2 febbraio 1992 \u00e8 domenica, allora il 2 febbraio 1993 capiter\u00e0 di\r\n“,”desc”:””,”hint”:””,”answers”:{“29yw0”:{“id”:”29yw0″,”image”:””,”imageId”:””,”title”:”A)\tdomenica”},”yf8z7″:{“id”:”yf8z7″,”image”:””,”imageId”:””,”title”:”B)\tluned\u00ec”},”dbczs”:{“id”:”dbczs”,”image”:””,”imageId”:””,”title”:”C)\tsabato”},”dzh6q”:{“id”:”dzh6q”,”image”:””,”imageId”:””,”title”:”D)\tmercoled\u00ec”},”stg8q”:{“id”:”stg8q”,”image”:””,”imageId”:””,”title”:”E)\tmarted\u00ec”,”isCorrect”:”1″}}}},”results”:{“cyhcs”:{“id”:”cyhcs”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nCome prima cosa riconosciamo che il 1992 \u00e8 un anno bisestile e che di conseguenza …