Name one example of a reaction in which dihydrogen acts as:

CBSE Class 11 CBSE Class 11 Economics
,
1

Name one example of a reaction in which dihydrogen acts as:
(i) an oxidising agent
(ii) reducing agent

2

(i) As an oxidizing agent

Here Na has been oxidised to Na+. While dihydrogen has been reduced to H- ion.

Here CuO has been reduced to copper and {{H}_{2}} has been oxidized to ${{H}_{2}}$0.