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प्रश्न
How is the gas collected and why?
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उत्तर
The gas is collected by upward displacement of air because -
(i) It is heavier than air.
(ii) It is highly soluble in water.
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संबंधित प्रश्न
When dilute HCl is added to a salt Q, a brisk effervescence is produced and the gas turns lime water milky.
When NH4OH solution is added to the above mixture (after adding dilute HCl), it produces a white precipitate which is soluble in excess NH4OH solution.
The aim of the Fountain experiment is to prove that ______.
Study the figure given below and answer the questions which follow:

- Identify the gas Y.
- What property of gas Y does this experiment demonstrate?
- Name another gas which has the same property and can be demonstrated through this experiment.
Name two gases which combine chemically to form a solid.

(a) Name the experiment illustrate above.
(b) Which property of hydrogen chloride is demonstrated by this experiment?
(c) State the colour of the water that has entered the round-bottomed flask.
Study the figure given below and answer that questions that follow:
(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.
The following question is pertaining to the laboratory preparation of hydrogen chloride gas.
Write the equation for its preparation, mentioning the condition required.
- Name the experiment illustrated below.
- State the colour of the water that has entered the round-bottomed flask.

What property of hydrogen chloride is demonstrated when it is collected by downward delivery (Upward displacement)?
Identify the terms for the following:
A method used to collect HCl gas.
