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प्रश्न
Write a balanced equation for the action of dilute hydrochloric acid on sodium sulphide.
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उत्तर
\[\ce{Na2S + 2HCl -> 2NaCl + H2S}\]
संबंधित प्रश्न
Potassium sulfite on reacting with hydrochloric acid releases _______ gas. (Cl2, SO2, H2S)
State one relevant observation for given reactions:
Action of dilute Hydrochloric acid on iron (II) sulfide.
Write an equation for the reaction of hydrochloric acid on magnesium foil.
Write an equation for the reaction of hydrochloric acid on copper oxide.
What must be added to sodium chloride to prepare hydrogen chloride?
Write a fully balanced of the following case :
Red lead is warmed with concentrated hydrochloric acid.
Write the balanced equation for the reaction of dilute hydrochloric acid with the following:
Iron (II) sulphide
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.
The ratio between the volumes occupied by 4.4 grams of carbon dioxide and 2 grams of hydrogen gas is ______.
