用银电极电解 1mol/L [图]、1mol/L [图]、0.001mol/L [...
用银电极电解 1mol/L、1mol/L、0.001mol/L,0.001mol/L和 0.001 mol/L的混合溶液,Eq(AgBr/Ag) = +0.071V , E q(AgCNS/Ag) = +0.09V,E q(AgCl/Ag) =+0.222V, E q(AgIO3/Ag) = +0.361V, E q(Ag2CrO4/Ag) = +0.446V,在银电极上最先析出的为 ()。
A、AgBr
B、AgCNS
C、AgCl
D、