The oxidation state of nitrogen in HNO₃ is _____?
The oxidation state of nitrogen in HNO₃ is _____?
Explanation
In HNO₃ (nitric acid):
Hydrogen (H) = +1
Oxygen (O) = -2 (×3 = -6)
Let nitrogen = x
So, +1 + x + (−6) = 0
⇒ x = +5
Nitrogen has an oxidation state of +5 in HNO₃.