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प्रश्न
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.
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उत्तर
| S. No. | Substances added | Gas evolved | Odour |
| 1. | Calcium carbonate | CO2 | Odourless |
| 2. | Magnesium ribbon | H2 | Odourless |
| 3. | Manganese (IV) oxide with heating | Cl2 | Strong Pungent odour |
| 4. | Sodium sulphide | H2S | Rotten egg |
संबंधित प्रश्न
Name the gas that is produced in the given cases :
An action of dilute hydrochloride acid on sodium sulphide.
Give a chemical test to distinguish between the given pairs of chemicals:
Sodium chloride solution and Sodium nitrate solution
Write an equation for the reaction of hydrochloric acid on magnesium foil.
Give three distinct test [apart from using an indicator] you would carry out with solution of HCl to illustrate the typical properties of an acid.
Name the following:
Salt obtained by heating sodium chloride with concentrated sulphuric acid below 200 degree celcius.
What is the property of concentrated sulphuric acid (H2SO4) which allows it to be used in the preparation of hydrogen chloride (HCl) and nitric acid (HNO3)?
Write a fully balanced of the following case :
Magnesium metal is treated with dilute hydrochloric acid.
Give a chemical test to distinguish between the following pair of compounds:
Hydrogen chloride gas and hydrogen sulphide gas
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
Write an equation for the reactions of hydrochloric acid on manganese (IV) oxide.
