Write a short note on copper.
Give a detailed account of coal and natural
gas availability and usage in India.
can we conserve the fossil fuel resources?
4.
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The process of heating coal in the absence of air is called the destructive distillation of coal. Coal contains a number of elements such as carbon, hydrogen, oxygen, nitrogen and sulphur. When coal is heated in the absence of air, a number of products are obtained.
The main products obtained by the destructive distillation of coal are as follows:
(1) Coke (2) Coal tar (3) Coal gas
(1)
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