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The metal that can't be obtained by elec...

The metal that can't be obtained by electrolysis of an aquencous solution of in salts is

A

Cu

B

Cr

C

Ag

D

Ca

Text Solution

Verified by Experts

The correct Answer is:
d
Because during the electrolysis of aquatities solation of salts of s-bliock elements (Group `1` and` 2` element ) `H_(2)` gas is rlased at the cathode due to higher reduction potential of `H_(2)O`
`2H_(2)O(1) + 2 e'' rarr H_(2) (g) + 2OH'(aq)`
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