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# Identify Unknown Metal in Electrolysis of Metal Nitrate Solution

CHEM-DWPHPL

A constant current of $1.75 \textrm{ A}$ is applied for $45.0 \textrm{ min}$ to a solution of $\textrm{M(NO}_3\textrm{)}_2$. The solution is electrolyzed and $4.78 \textrm{ g}$ of metal is deposited.

Identify the metal, $\textrm{M}$.

A

$\textrm{Cu}$

B

$\textrm{Fe}$

C

$\textrm{Mo}$

D

$\textrm{Pt}$

E

$\textrm{Zn}$