explain properties of Coal?? According to class 8 science ch no 5(ncert)
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Coal was formed by the decomposition of large land plants and trees buried under the earth 300 million years ago. ... The slow process by which the dead plants buried deep under the earth have become coal is called Carbonisation. Since coal was formed from remains of plants therefore coal is called a fossil fuel.Mar 20, 2019
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1. it's a hydrocarbon and a fossil fuel.
2. it's structure is C135 H96 O9 NS
3. it is a inflammable compound.
4. it is classified by 4 groups----:
a. anthracite
b. Bituminous
c. Lignite
d. Pite
5. it's calorific value is 30,000 - 30500kj/kg
Explanation:
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