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Question

Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that


A

Concentrated hydrochloric acid emits strongly smelling HClgas all the time

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B

Oxygen in air reacts with the emitted HClgas to form a cloud of chlorine gas

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C

Strong affinity of HClgas for moisture in air results in forming of droplets of liquid solution which appears like a cloudy smoke

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D

Due to strong affinity for water, concentrated hydrochloric acid pulls moisture of air towards itself. This moisture forms droplets of water and hence the cloud

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Solution

The correct option is B

Oxygen in air reacts with the emitted HClgas to form a cloud of chlorine gas


HCl is a gas.


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