Hydrogen chloride is 1.28 times heavier than air, hence it is collected by downward delivery [upward displacement]. Hydrogen chloride is not collected over water since it is highly soluble in water.
Question
What property of hydrogen chloride is demonstrated when it is collected by downward delivery [upward displacement]. Why is hydrogen chloride not collected over water.
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(i) Identify the gas Y. (ii) What property of gas Y does this experiment demonstrate? (iii) Name another gas which has the same property and can be demonstrated through this experiment.