SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Consider the reaction:2 H2O + energy
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exothermic because releasing energy
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exothermic because absorbing energy
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endothermic because absorbing energy
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endothermic because releasing energy
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Explanation:
Detailed explanation-1: -Answer and Explanation: The chemical reaction 2H2+O2→2H2O 2 H 2 + O 2 → 2 H 2 O is classified as a synthesis reaction. Synthesis reactions occur when two or more reactants combine in order to form a singular product.
Detailed explanation-2: -2H2O2→ 2H2O+O2 is an example of a disproportionation reaction.
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