Question

say an example for reduction reaction...with equation...​

Answer 1

Answer:

gaining of hydrogen

C2H4 + H2 - C2H6...

Losing of oxygen...

MgO - Mg + O ..

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Answer 2

Answer:

Na + H2O = NaOH + H2

Here, H20 is undergoing reduction as it is losing ‘O2’ and is called Oxidising agent.

Moreover, Na is undergoing Oxidation as it’s oxidative number is increasing from 0 to 2.