Question

How is HCl gas collected?

Answer 1

Hcl is collected by upward displacement of air
Reason: this is becoz hcl gas is 1.28 times heavier than air

Answer 2

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HCl gas is collected by upward displacement or downward delivery of air in a gas jar.

This is because, it is 1.28 times heavier than air.

It is not collectes over water, as it is soluble in water.

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