The following reaction is used for the preparation of oxygen gas in the laboratory: 2KClO₃(s) → [heat, catalyst] → 2KCl(s) + 3O₂(g) Which of the following statement(s) is(are) correct about the reaction?

Model Answer & Options

Source: Exemplar

It is a decomposition reaction and endothermic in nature

It is a combination reaction

It is a decomposition reaction and accompanied by release of heat

It is a photochemical decomposition reaction and exothermic in nature

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