Question

In which of the following hydrogen exhibit negative oxidation state. (a)NH3 (b)H2S (c)C6H6 (d)CaH2​

Answer 1

Answer:

Hey mate....

Here is your answer....

Only in CaH2 hydrogen has a negative oxidation state as it is a metal hydride.

Obviously metals tend to be more electropostive and therefore hydrogen here has a negative oxidation state.

You can ask you doubts in the comments.

-Mähëshwářàñ