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प्रश्न
Write the uses of hydrochIoric acid.
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उत्तर
Uses of hydrochloric acid are -
(i) lt is used in the production of dyes, drugs, paints, photographic chemicals etc.
(ii) It is used in the extraction of bone charcoal, by dissolving away calcium phosphate.
(iii) It is used in the extraction of glue from bones.
(iv) It is used in the production of glucose from starch.
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संबंधित प्रश्न
Fill in the blank:
A constant boiling mixture of water and hydrochloric acid is also called as _______________.
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.
Write equation for the reaction between hydrochloric acid of the following: Manganese dioxide
Write equation for the reaction between hydrochloric acid of the following: Oxide of lead
What wilI you observed when concentrated HCI is added to lead (IV) oxide and warmed ?
Aqua regia is a mixture of ______.
In the laboratory preparation of hydrochloric acid, HCl gas is dissolved in water.
- Draw a diagram to show the arrangement used for the absorption of HCl gas in water.
- State why such an arrangement is necessary? Give two reasons for the same.
- Write the chemical equation for the laboratory preparation of HCl gas when the reaction is:
- Below 200°C
- Above 200°C
State one appropriate observation of the following:
Copper sulphate is treated with dilute hydrochloric acid.
State your observation when :
Dilute hydrochloric acid is added to copper carbonate.
