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प्रश्न
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.
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उत्तर
- The gas Y is HCl (hydrogen chloride).
- The fountain experiment demonstrates the extreme solubility of hydrogen chloride gas.
- Ammonia gas is another gas that has the same property and can be demonstrated through this experiment.
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संबंधित प्रश्न
Name the following:
Gas obtained by treating metals with hydrochloric acid.
Name :
Two colourless gases which when mixed produce a white solid.
How can you prove that hydrochloric acid contain :
Chlorine?
How will you show that hychloric acid contains both hydrogen and chlorine (other than by electrolysis) ?
Give reason for the following:
Dilute hydrochloric acid cannot be concentrated by distilling (boiling) the dilute acid.
Dilute hydrochloric acid is added in turn to a mixture of iron and sulphur and to the compound formed between iron and sulphur. Name the gas formed in each case.

The diagram shows an apparatus for the laboratory preparation of hydrogen chloride.
(i) Identify A and B
(ii) Write the equation for the reaction
(iii) How would you check whether or not the gas jar is filled with hydrogen chloride?
(iv) What does the method of collection tell you about the density of hydrogen chloride.
The following question is pertaining to the laboratory preparation of hydrogen chloride gas.
Write the equation for its preparation, mentioning the condition required.
The aim of the fountain experiment is to prove that
What property of hydrogen chloride is demonstrated when it is collected by downward delivery (Upward displacement)?
