1.

Themetalthatcannotbe obtainedbyelectrolysisofan ofanaqueoussolution of its salt is

Answer»

CR
Ag
CA
Cu

Solution :Cabeinghighlyelectropositivecannotbeobtainedbyelectrolysisof anaqueoussolutionof itssaltbecauseCathusobtainedreactswith`H_2O ` .
`Ca+2H_ 2O to Ca ( OH ) _2+H_ 2 `


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