[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$faBAarBUacIyiW_aXAlYJTNKqfkTl16yISpArLTUPLhw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":53},[],"2024-11-21 19:57:43",166856791,[8,9,10,11],"增大","减小","不变","无法判断",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},202,"05beae79afa266bdfeea5fbd4912b50e","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0485d02aca2eb48e286a470e389f0678.png","无机化学","299a8c931cfb4d04989e0cd9f0ae1ffe","第七章测试","向原电池 (-)Zn | Zn2+(1 mol·L-1)‖Cu2+(1 mol·L-1)| Cu(+) 的正极中通入H2S气体,则电池的电动势将",[21,32,41,50,54,63,72,81,90,99],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],166856787,[25,26,27,28],"沟通电路","消除液接电位","保护电极","使电子从正极传到负极","在原电池中,盐桥的作用是","v1",1,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],166856788,[36,37,38,39],"发生氧化反应的为负极,发生还原反应的为正极","发生氧化反应的为正极,发生还原反应的为负极","能将化学能转化为电能的装置称为原电池","电子从正极流出经导线至负极流入","在原电池中,下列叙述不正确的是",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],166856790,[45,46,47,48],"标准电极电势是在标准状态下与标准氢电极组成原电池测定的","标准电极电势用符号jΘ表示","标准电极电势的正负与电极反应的方向有关","标准电极电势属于强度性质且与电极反应方程式的书写有关","关于标准电极电势的叙述中不正确的是",{"answer":51,"createTime":5,"id":6,"options":52,"question":19,"source":30,"type":53},[],[8,9,10,11],0,{"answer":55,"createTime":5,"id":56,"options":57,"question":62,"source":30,"type":53},[],166856792,[58,59,60,61],"( 0.72 + 0.34 )\u002F 2 v","( 0.72×3 - 0.34 )\u002F 2 v","( 0.72×3 + 0.34 )\u002F 2 v","(0.72×3+ 0.34)v","已知jΘ(Ti+\u002FTi)=-0.34 v,jΘ(Ti3+\u002FTi)=0.72 v,则jΘ(Ti3+\u002FTi+)为",{"answer":64,"createTime":5,"id":65,"options":66,"question":71,"source":30,"type":53},[],166856793,[67,68,69,70],"Zn 与 Mn2+","Cu 与 Ag+","Fe 与 Cu2+","Zn 与 Fe2+","在酸性溶液中,下列金属与离子相遇,不能发生反应的是",{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":30,"type":53},[],166856794,[76,77,78,79],"-2","-1","0","+1","如果将7.16×10-4 mol的XO(OH)2+溶液还原到较低价态,需要用26.98ml的 0.066 mol·L-1 的 Na2SO3 溶液,则 X元素的最终氧化态为",{"answer":82,"createTime":5,"id":83,"options":84,"question":89,"source":30,"type":53},[],166856795,[85,86,87,88],"jΘ(Ag+ \u002F Ag)","jΘ(Ag(NH3)2+\u002F Ag)","jΘ(Ag(CN)2- \u002F Ag)","jΘ(AgI \u002F Ag)","下列电对中 jΘ 值最大的是",{"answer":91,"createTime":5,"id":92,"options":93,"question":98,"source":30,"type":53},[],166856796,[94,95,96,97],"A> B >C >D","D >B >C >A","C >D >A >B","B >C >D >A","ABCD 四种金属,将 A,B 用导线连接,浸在稀硫酸中,在A表面上有氢气放出,B逐渐溶解;将含有A,C两种金属的阳离子溶液进行电解时,阴极上先析出C;把D置于B的盐溶液中有 B 析出.则这四种金属还原性由强到弱的顺序是",{"answer":100,"createTime":5,"id":101,"options":102,"question":107,"source":30,"type":53},[],166856797,[103,104,105,106],"-0.037 v","+0.55 v","+0.40 v","+1.65 v","已知EΘ(Fe3+ \u002F Fe2+)=+0.77 v, EΘ(Fe2+ \u002F Fe)=-0.44 v, 则EΘ(Fe3+ \u002F Fe) 的值为"]