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प्रश्न
Write three equations to show that hydrochloric acid acts as an acid.
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उत्तर
In the following reaction, hydrochloric acid acts as an acid.
Zn + 2HCI → ZnCl2 +H2
CuO + 2HCI → CuCl2 +H2O
FeS + 2HCI → FeCl2 +H2S
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संबंधित प्रश्न
Explain, why (or give reasons for)
Hydrochloric acid cannot be concentrated above 22.2% by boiling.
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 :
Concentrated hydrochloric acid is kept open.
What would happen if
Hydrogen chloride prepared in laboratory, is passed through water, using a delivery tube.
Fill in the blank:
Aqua-regia is a mixture of ___________ .
Outline the steps required to convert hydrogen chloride to anhydrous FeCl3. Write equations for the equations involved.
What wilI you observed when concentrated HCI is added to lead (IV) oxide and warmed ?
Correct the following statement:
Hydrochloric acid is prepared in the laboratory by passing hydrogen chloride directly through water.
The following question is pertaining to the laboratory preparation of hydrogen chloride gas.
State a safety precaution you would take during the preparation of hydrochloric acid.
