Without losing its concentration ZnCl2 solution cannot be kept in contact with (a) Au (b) Al (c) Pb (d) Ag

    

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Without losing its concentration ZnCl2 solution cannot be

kept in contact with

(a) Au (b) Al

(c) Pb (d) Ag

Answer:. (b) Without losing its concentration ZnCl2

 solution

cannot kept in contact with Al because Al is more

reactive than Zn due to its highly negative electrode

reduction potential