Question

In which of the following reactions does dihydrogen act as oxidizing
agent?
a)
Ca + H2
b) H2 + O2
c) H2 + F2
d) CuO + H2​

Answer 1

Answer: This may help you

Explanation:

(i) In the reaction of dihydrogen with metals to form metal hydride it acts as an oxidizing agent 2Na(s) +H2 (g) --------------> 2Na+H

Here Na has oxidized to Na+ and Dihydrogen is reduced to hydride (H- ) ion.

Answer 2

Answer:

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