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प्रश्न
For the preparation of hydrochloric acid in the laboratory:
What arrangement is done to dissolve hydrogen chloride gas in water?
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उत्तर
As the reaction is exothermic, the installation is called HCl over or burner. The HCl gas is absorbed in deionized water resulting in chemically pure HCl.
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संबंधित प्रश्न
State your observations when Dilute Hydrochloric acid is added to Copper carbonate
State one relevant observation for the following
When hydrogen sulfide gas is passed through lead acetate solution.
The acid on mixing with silver nitrate solution produces a white precipitate which is soluble in excess ammonium hydroxide
Name an element which reacts with hydrogen to form a compound which is strongly acidic in water.
How will the action of dilute hydrochloric acid enable you to distinguish between sodium thiosulphate and sodium sulphite?
Name the following:
Drying agent used to dry hydrogen chloride.
Match the following:
| Column A | Column B |
| 1. A substance that turns moist starch iodide paper blue. | A. Ammonium sulphate |
| 2. A compound which release a reddish brown gas on reaction with concentrated sulphuric acid and copper turnings. | B. Lead carbonate |
| 3. A solution of this compound gives dirty green precipitate with sodium hydroxide. | C. Chlorine |
| 4. A compound which on heating with sodium hydroxide produces a gas which forms dense white fumes with hydrogen chloride. | D. Copper nitrate |
| 5. A white solid which gives a yellow residue on heating | E. Ferrous sulphate |
Write the balanced equation for the reaction of dilute hydrochloric acid with the following:
Magnesium sulphite
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
Study the flow chart and give balanced equations with conditions for the conversions A, B, C, D, and E.
