Question

The oxidation states exhibited by hydrogen in its various compounds are :

• A. –1 only.
• B. Zero only.
• C.
  • 1, –1 and zero.
• D.
  • 1 only.

Answer 1

Answer: (C)

• 1, –1 and zero.

Answer 2

Oxidation number of hydrogen in hydrogen molecule and hydrogen atom is zero. Oxidation number of hydrogen in all compound containing hydrogen is + 1. except hydrides.

oxidation no. of hydrogen in hydrides is – 1.