[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fWpum_-2gYFOHIfv4H7imyb8WnHsMwyTW3ZM8xQKMUUo":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":17,"related":18,"source":28,"type":74},[],"2026-01-09 10:38:17",307699952,[8,9],"正确","错误",{"count":11,"courseId":12,"courseImg":13,"courseName":14,"workId":15,"workName":16},10,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_48372938","半身裙款式图绘制","对电极反应Cu\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc2e50fd33913096f11e459255bdc8c65.png\">+2e=Cu和Fe\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7267a9c79014476bf79792abc6b7dfcd.png\">+e=Fe\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc2e50fd33913096f11e459255bdc8c65.png\">,电极反应中有关离子浓度都减小一半时,φ(Cu2+\u002FCu)和φ(Fe3+\u002F Fe2+)的值都不变",[19,30,40,49,58,64,69,75,80,85],{"answer":20,"createTime":5,"id":21,"options":22,"question":27,"source":28,"type":29},[],307699943,[23,24,25,26],"降低Zn2+浓度","增大Zn2+浓度","增大Cu2+浓度","减小Cu2+浓度","对于电池反应Cu2++Zn=Zn2++Cu,欲使其电动势增大,应可采取的措施有","v1",1,{"answer":31,"createTime":5,"id":32,"options":33,"question":38,"source":28,"type":39},[],307699944,[34,35,36,37],"0.534 V","0.650 V","0.593 V","0.471 V","电对I2 \u002F I-的jθ值为0.534 v,298K时,当[I-]=0.1 mol·L-1时的j值为( )",0,{"answer":41,"createTime":5,"id":42,"options":43,"question":48,"source":28,"type":39},[],307699945,[44,45,46,47],"Br2的浓度增大,φ增大","Br-的浓度增大,φ减小","H+浓度增大,φ减小","温度升高对φ 无影响","用 Nernst 方程式计算 Br2\u002FBr- 电对的电极电势,下列叙述中正确的是",{"answer":50,"createTime":5,"id":51,"options":52,"question":57,"source":28,"type":39},[],307699946,[53,54,55,56],"(-)Zn|Zn2+(c1)||Sn4+(c2),Sn2+(c3)|Pt(+)","(-)Zn|Zn2+( c1)|| Sn4+( c2)|Sn2+( c3)|Pt(+)","(-)Pt|Sn2+( c1)|Sn4+( c2)||Zn2+( c3)|Zn(+)","(-)Pt|Sn2+( c1),Sn4+( c2)||Zn2+( c3)|Zn(+)","已知:jθ(Zn2+\u002FZn) = - 0.7626V,jθ(Sn4+\u002FSn2+) = 0.151V,根据反应Sn4++Zn= Sn2++Zn2+装配成原电池,其电池符号为",{"answer":59,"createTime":5,"id":60,"options":61,"question":62,"source":28,"type":63},[],307699947,[],"随着溶液pH值的增加,下列电对MnO4−\u002F Mn2+,MnO4−\u002F MnO42−,Mn(OH)2\u002FMn的φ值将分别 , , .(减小,不变,增大)",2,{"answer":65,"createTime":5,"id":66,"options":67,"question":68,"source":28,"type":63},[],307699948,[],"现有原电池A:(-)Zn|Zn 2+(1mol\u002FL)||Ag+(0.1mol\u002FL)|Ag(+)和原电池B:(-)Zn|Zn 2+ (0.1mol\u002FL)|| Ag+(0.1mol\u002FL)|Ag(+)中,电动势E较小的是",{"answer":70,"createTime":5,"id":71,"options":72,"question":73,"source":28,"type":74},[],307699949,[8,9],"原电池正极发生氧化反应,负极发生还原反应",3,{"answer":76,"createTime":5,"id":77,"options":78,"question":79,"source":28,"type":74},[],307699950,[8,9],"降低电对中的还原型物质的浓度,其电极电势值将减小",{"answer":81,"createTime":5,"id":82,"options":83,"question":84,"source":28,"type":74},[],307699951,[8,9],"电对的电极电势φ值一定随溶液pH值的改变而改变",{"answer":86,"createTime":5,"id":6,"options":87,"question":17,"source":28,"type":74},[],[8,9]]