answer in detail ( use of non metals
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For the preparation of ammonia, nitric acid and fertilizers, nitrogen is used. For the purification of water, chlorine is used. Hydrogen is very useful as rocket fuel. Carbon can be used to make pencils when it is in the graphite form.
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USES OF NON-METALS
USES OF NON-METALSLiquid hydrogen is used as a rocket fuel. Carbon in the form of graphite is used for making the electrodes of electrolytic cells and dry cells. Nitrogen is used in the manufacture of ammonia, nitric acid and fertilisers. Nitrogen is used to preserve food materials.
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