Question

The oxidation number of N in $N_{2}H_{5}^{+}$.

• A. – 3
• B. (– 2)
• C. – 1
• D.
  • 2

Answer 1

Answer: (B)

(– 2)

Answer 2

$\overset{*}{N_{2}H_{5}^{+}}$

$2x + 5 = + 1$; $2x = 1 - 5$

$2x = - 4$; $x = - 2$.