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प्रश्न
State one relevant observation for the following
When hydrogen sulfide gas is passed through lead acetate solution.
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उत्तर
When hydrogen sulfide gas is passed through lead acetate solution, it forms a black precipitate of lead sulfide.
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संबंधित प्रश्न
Select from the list the gas that matches the description given in case
[ammonia, ethane, hydrogen chloride, hydrogen sulfide, ethyne]
This gas has a characteristic rotten egg smell.
How will the action of dilute hydrochloric acid enable you to distinguish between sodium carbonate and sodium sulphite?
How will the action of dilute hydrochloric acid enable you to distinguish between sodium thiosulphate and sodium sulphite?
Name the following:
Gas obtained by treating ferrous sulphide with hydrochloric acid.
Write balanced equcation for the following reaction:
Manganese (IV) oxide and concentrated hydrochloric acid.
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 |
Give a chemical test to distinguish between the following pair of compounds:
Sodium chloride solution and sodium nitrate solution.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
The ratio between the volumes occupied by 4.4 grams of carbon dioxide and 2 grams of hydrogen gas is ______.
