Copper metal dissolves in concentrated trioxonitrate (V) acid with the resultant evolution of?
- CO2
- SO2
-
NO2
- CO
The correct answer is: C
Explanation
Oxidation of Copper turnings with concentrated trioxonitrate (V) acid wil
Cu + 4HNO\(_3\) → CuNO\(_3\) + 2H\(_2\)O +2NO\(_2\).
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