CBSE Class 10 Science Chemistry Online Test Set B

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Question 1

Question

Identify the following type of reaction 2KClO3 Heat -> Catalyst 2KCl (s) + 3O2(g)

Answer

It is a photochemical decomposition reaction and exothermic in nature

It is a combination reaction

It is a decomposition reaction and is accompanied by release of heat

It is a decomposition reaction and is endothermic in nature