Advertisements
Advertisements
प्रश्न
Write the equation for the action of heat on:
(i) Ammonium chloride
(ii) Ammonium nitrate
State whether each reaction is an example of thermal dissociation or thermal decomposition.
Advertisements
उत्तर
(i) Action of heat on ammonium chloride is reversible. When heated, it decomposes to form ammonia and hydrogen chloride. When the products are cooled, they recombine to form ammonium chloride .
NH4CI
This is therm a I di ssoci a ti on reaction .
(ii ) Ammonium ni trate on heating completely disappears, escaping in the form of water vapour and ni trous oxide.
Nh4
This is therm a I di ssoci a ti on reaction .
APPEARS IN
संबंधित प्रश्न
Copy and complete the following equation.
2NH3 + 3PbO →
Correct the following:
Ammonium salts, on heating, decompose to give ammonia.
Distinguish between the following (using ammonia solution) Sodium sulphate and ammonium sulphate.
Give a balanced equation for the following conversion:
Ammonia solution to an amphoteric hydroxide.
Name a nitride of a divalent metal which reacts with warm water liberating ammonia.
Ammonia is a good refrigerant but it shows some disadvantages when used as refrigerant. State the disadvantages.
Pick the odd number out from the list, giving reasons for your answer:
Ammonia, sulphur dioxide, hydrogen chloride, carbon dioxide
Ammonia cannot be collected over water. Give reason.
Ammonia is manufactured by Haber Process.
How can this percentage formation be increased?
