When the stopper of a bottle full of hydrogen chloride gas is opened, fumes can be seen coming out. Why does this happen?
A
Hydrogen is a noble gas
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B
There is immediate reaction between HCL and water vapour in the air.
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C
It reacts with the bottle to release fumes.
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D
None of these
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Solution
The correct option is B There is immediate reaction between HCL and water vapour in the air. HCl gas reacts immediately with the water vapour present in the air, and fumes are formed.