Question

In which of the following compounds, an element exhibits two different oxidation States ?

• A. $\text{N}_2\text{H}_4$
• B. $\text{NH}_2\text{CONH}_2$
• C. $\text{N}_3\text{H}$
• D. $\text{NH}_4\text{NO}_3$

Answer 1

Answer: (C)

$\text{N}_3\text{H}$

Answer 2

The correct answer is (C) : $\text{N}_3\text{H}$.