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प्रश्न
Give reasons for the following:
Aqueous solution of ammonia is used for removing grease stains from woollen clothes.
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उत्तर
An aqueous solution of ammonia is a good refrigerant, i.e., it dissolves in fats or grease. Thus, it is used for removing grease stains from woollen clothes.
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संबंधित प्रश्न
Give reasons for the following:
Liquid ammonia is used as a refrigerant in ice plants.
Name one salt of ammonia that is used in a dry cell.
Name a compound prepared by ammonia and is used as fertilizers.
Name a compound prepared by ammonia and is used as medicine.
Ammonia reacts with excess chlorine to form ______.
Explain the following:
Ammonium nitrate is not used in the laboratory preparation of NH3.
Why drying agents such as P2O5 and CaCl2 are not used to dry NH3?
Name the common refrigerant. How does it deplete the ozone layer?
State the advantages of using ammonia as a refrigerant?
