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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.
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उत्तर
Hydrogen sulphide
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संबंधित प्रश्न
Write an equation for the reaction of hydrochloric acid on magnesium foil.
Name an element which reacts with hydrogen to form a compound which is strongly acidic in water.
MnO2, PbO2 and red lead react with conc. HCl acid to liberate Cl2.
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Name the following:
Five oxidizing agents that liberated chlorine from concentrated hydrochloric acid.
A solution of hydrogen chloride in water is prepared. The following substances are added to separate portions of the solution:
| S. No. | Substances added | Gas evolved | Odour |
| 1. | Calcium carbonate | _________ | _________ |
| 2. | Magnesium ribbon | _________ | _________ |
| 3. | Manganese (IV) oxide with heating | _________ | _________ |
| 4. | Sodium sulphide | _________ | _________ |
Complete the table by writing the gas evolved in each case and its odour.
Write a fully balanced of the following case :
Red lead is warmed with concentrated hydrochloric acid.
Give a chemical test to distinguish between the following pair of compounds:
Sodium chloride solution and sodium nitrate solution.
Write the balanced equation for the reaction of dilute hydrochloric acid with the following:
Sodium hydrogen carbonate
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
A solution of hydrogen chloride in water is prepared. The following substances are added to separate portions of the solution :
| S.NO. | Substances added | Gas evolved | Odour |
| 1. | Calcium carbonate | ______ | ______ |
| 2. | Magnesium ribbon | ______ | ______ |
| 3. | Manganese (IV) oxide with heating | ______ | ______ |
| 4. | Sodium sulphide | ______ | ______ |
Complete the table by writing the gas evolved in each case and its odour.
