1.

In which of the following processess is nitrogen oxidised ?A. `NH_(4)^(o+)rarrN_(2)`B. `NO_(3)^(ө)rarrNO`C. `NO_(2)rarrNO_(2)^(ө)`D. `NO_(3)^(ө)rarrNH_(4)^(ө)`

Answer» Correct Answer - A
`NH_(4)^(o+)rarrN_(2)`
Oxidation state of `N = -3` Oxidation state of `N=0`
In the other reaction, the oxidation state of `N` decreases.


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