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Identify the set of metals that require ...

Identify the set of metals that require same amount of charge for the equation of one mole of metals

A

Na, Ag, Al

B

Zn, Cu, Ag

C

Al, Cu, Zn

D

Mg, Zn, Cd

Text Solution

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Since the valencies of Mg, Zn and Cd are same, that is, 2 equal amounts of charge is required for the desposition of atomic masses of these metals
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