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Which of the following represents the chemical reaction of hydrazine and hydrogen peroxide to produce nitrogen and water? A. nitrogen + hydrogen peroxide → hydrazine + water B. nitrogen + water → hydrazine + hydrogen peroxide C. hydrazine + hydrogen peroxide → nitrogen + water D. water + hydrogen peroxide → nitrogen + hydrazine

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BioWizard

The correct answer is: C. hydrazine + hydrogen peroxide → nitrogen + water  

N2H4 is hydrazine, H2O2 is hydrogen peroxide, so the reaction is:

N2H4 + 2H2O2 → N2 + 4H2O

This type of reaction is highly exothermic (large amount of heat is released) and the produced water is in gaseous state.