Question

hydrogen acts as an oxidising agent in its reaction with ?

Answer 1

Hydrogen has one electron so it can lose it or gain one electron . 
And as we know When somethin' acts as an oxidizing agent is gains electrons. 
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Here H₂O₂ + O → H₂O + O₂ 
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Answer 2

Explanation:

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The above answer is correct mark it as brainliest