Which of the following reactions are exothermic in nature? Options: A . &nbsp Evaporation of water B . &nbsp Dissolution of sodium hydroxide in water C . &nbsp Dilution of sulphuric acid D . &nbsp Combustion of methane gas

Which of the following reactions are exothermic in nature?

Question

Which of the following reactions are exothermic in nature?

Options:

A . Evaporation of water

B . Dissolution of sodium hydroxide in water

C . Dilution of sulphuric acid

D . Combustion of methane gas

Answer: Option A
:
B, C, and D

Dissolution of sodium hydroxide in water, dilution of sulphuric acid and combustion of methane gas are exothermic reactions in which a large amount of heat is released.

Evaporation of water is endothermic reaction in which heat is absorbed.

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