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प्रश्न
Name the following:
Gas obtained by treating metals with hydrochloric acid.
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उत्तर
Gas obtained by treating metals with hydrochloric acid is hydrogen gas.
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संबंधित प्रश्न
Name :
Two colourless gases which when mixed produce a white solid.
Name the drying agent used to dry HCl gas.
How is the gas collected and why?
How can you prove that hydrochloric acid contain :
Chlorine?
Name two gases which combine chemically to form a solid.
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.
Hydrogen chloride dissolves in water to form an acidic solution.
- Name the experiment which demonstrates that hydrogen chloride is very soluble in water.
- Give three distinct tests (apart from using an indicator) you would carry out with this solution to illustrate the typical properties of an acid.

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.
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.
- Name the experiment illustrated below.
- State the colour of the water that has entered the round-bottomed flask.

