Question

Write the characteristics and important uses of coal

Answer 1

Coal:

• Coal is hard combustible black sedimentary rock.
• The coal is formed from the dead plant matter which is converted into coal under high temperature and pressure of deep burial over million years.
• The coal extracted from the mines is used as a fuel.

Characteristics of coal:

• Coal is a hard substance.
• It is an easily combustible fossil fuel
• It is used as a source of energy.
• It involves the major presence of carbon.

Uses of coal:

• Coal is used to produce electricity in thermal power plants.
• It is used as a fuel for cooking.
• It is used in the production of cement, carbon fibres and foams.
• It is useful for the production of syngas.
• It is an important ingredient in the production of products such as activated carbons and silicon metals.