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प्रश्न
Give reasons for the following:
Aqueous solution of ammonia is used for removing grease stains from woollen clothes.
Why aqueous solution of ammonia is used for removing grease stains from woollen clothes?
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उत्तर
Aqueous ammonia is a weak alkali that dissolves grease and oil. Therefore, it is used for removing grease stains from woollen clothes.
संबंधित प्रश्न
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.
Name a compound prepared by ammonia and is used as laboratory reagent.
Ammonia reacts with excess chlorine to form ______.
Give three uses of ammonium chloride.
Give one use each of four different compounds of ammonia.
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?
- Which feature of the ammonia molecule leads to the formation of the ammonium ion when ammonia dissolves in water?
- Name the other ion formed when ammonia dissolves in water.
- Give one test that can be used to detect the presence of the ion produced in (b).
