[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fj8TmuqbK4ZOYcz2xFUJKcHKoJijD7WHjzVU7HvKo4-I":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":18,"related":19,"source":23,"type":24},[],"2023-05-10 13:07:15",4072897,[8,9,10,11],"AgNO3","NaCl","Zn","Ag",{"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},"1000007654","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbb7c2b23ac1deee0e737435655127bce.jpg","无机化学(山东联盟)","2520113","第六章单元测试","将Zn+2Ag+=Zn2++2Ag 构成原电池,欲使电动势增大,可在半电池中加入",[20,25,33,42,51,56,65,70,75,80],{"answer":21,"createTime":5,"id":6,"options":22,"question":18,"source":23,"type":24},[],[8,9,10,11],"v2",0,{"answer":26,"createTime":5,"id":27,"options":28,"question":31,"source":23,"type":32},[],4072912,[29,30],"对","错","同种金属及其盐的溶液,可以组成原电池",3,{"answer":34,"createTime":5,"id":35,"options":36,"question":41,"source":23,"type":24},[],4072916,[37,38,39,40],"1","2","5","10","电池反应2MnO4-+16H++10Cl- →2Mn2+ +5Cl2+8 H2O ,转移的电子转移数n为",{"answer":43,"createTime":5,"id":44,"options":45,"question":50,"source":23,"type":24},[],4072917,[46,47,48,49],"增大pH","降低pH","增大Mn2+浓度","减小MnO4-浓度","其他条件不变时,能使电对MnO4-\u002FMn2+ 的电极电势增大的方法是",{"answer":52,"createTime":5,"id":53,"options":54,"question":55,"source":23,"type":32},[],4072935,[29,30],"CH4中C与4个H形成四个共价键,因此C的氧化数是4",{"answer":57,"createTime":5,"id":58,"options":59,"question":64,"source":23,"type":24},[],4072936,[60,61,62,63],"1 mol·L-1","0.1 mol·L-1","0.01 mol·L-1","10 mol·L-1","已知氢电极Pt∣H+(c)∣H2(100kPa)的电极电势为-0.0592V,则c(H+)应为",{"answer":66,"createTime":5,"id":67,"options":68,"question":69,"source":23,"type":32},[],4072939,[29,30],"高锰酸根的氧化能力在酸性介质中较强",{"answer":71,"createTime":5,"id":72,"options":73,"question":74,"source":23,"type":32},[],4072941,[29,30],"组成原电池的两个电对的标准电极电势相等时,电池反应处于平衡状态",{"answer":76,"createTime":5,"id":77,"options":78,"question":79,"source":23,"type":32},[],4073031,[29,30],"Cu2+可以氧化单质铁,Fe3+可以氧化单质铜",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":23,"type":24},[],4073094,[84,85,86,87],"2.36V","0.04V","0.84V","1.56V","已知(Zn2+\u002FZn) 标准电势为-0.7618V, (Ag+\u002FAg)标准电势为0.7996V,将这两电对组成原电池,则电池的标准电动势为"]