A.負(fù)極電勢(shì)高于正極電勢(shì)B.陽(yáng)極電勢(shì)高于陰極電勢(shì)C.正極可逆電勢(shì)比不可逆電勢(shì)更正D.陰極不可逆電勢(shì)比可逆電勢(shì)更正
A.陰極的電勢(shì)向負(fù)方向變化 B.陰極附近銀離子濃度增加 C.電解池電阻減小 D.兩極之間的電勢(shì)差減少
A.(4)>(3)>(2)>(1) B.(2)>(1)>(3)>(4) C.(1)>(2)>(3)>(4) D.(4)>(2)>(3)>(1)