`Mg_(3)N_(2)overset(H_(2)O)rarr A("gas") overset(CuO)underset(Delta)rarr B+C(g) +H_(2)O, C(g)` can be obtained by heating:
`Mg_(3)N_(2)overset(H_(2)O)rarr A("gas") overset(CuO)underset(Delta)rarr B+C(g) +H_(2)O, C(g)` can be obtained by heating:
A. It can also be obtained by reduction of nitric acid
B. It is a mixedanhydride of `HNO_(2)` and `HNO_(3)`
C. It is a sample anhydride
D. The oxidation state of Nitrogen is `+3`
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