Question:
The following reaction is used for the preparation of oxygen gas in the laboratory
Which of the following statement(s) is(are) correct about the reaction ?
(a) It is a decomposition reaction and is endothermic in nature
(b) It is a combination reaction
(c) It is a decomposition reaction and is accompanied by release of heat
(d) It is a photochemical decomposition reaction and exothermic in nature
Solution:
(a) It is a decomposition reaction and is endothermic in nature