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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
Describe an experiment to prove the following:
HCI is highly soluble in water.
How can you prove that hydrochloric acid contain :
Hydrogen
Fill in the blank:
___________ agent converts hydrochloric acid to chlorine.
Write equation for the reaction between hydrochloric acid of the following: Bleaching powder
Write equation for the reaction between hydrochloric acid of the following: Manganese dioxide
Write balanced equation for the following reaction:
Red lead (trilead tetroxide) is warmed with concentrated hydrochloric acid.
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 sodium thiosulphate.
State your observation when :
Dilute hydrochloric acid is added to copper carbonate.
