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प्रश्न
Name the gas evolved when an oxide and concentrated hydrochloric acid are heated.
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उत्तर
Chlorine gas is evolved when an oxide and concentrated hydrochloric acid are heated.
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संबंधित प्रश्न
Explain, why (or give reasons for)
Only a very dilute solution of hydrogen chloride in water can be concentrated by boiling the solution while a very concentrated solution would become less concentrated when boiled.
Explain, why (or give reasons for)
A solution of HCl gas in water turns blue litmus red and conducts electricity, while HCI gas dissolves in toluene and it has no effect on litmus and does not conduct electricity.
What would happen if
Hydrogen chloride prepared in laboratory, is passed through water, using a delivery tube.
Write three equations to show that hydrochloric acid acts as an acid.
Describe an experiment to prove the following:
HCI is highly soluble in water.
Give two tests for hydrochloric acid.
Fill in the blank:
The white precipitate of lead chloride is soluble in _________
Outline the steps required to convert hydrogen chloride to anhydrous FeCl3. Write equations for the equations involved.
Correct the following statement:
Hydrochloric acid is prepared in the laboratory by passing hydrogen chloride directly through water.
State one appropriate observation of the following:
Copper sulphate is treated with dilute hydrochloric acid.
