When heated in air, coal burns and produces mainly ______ gas.

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When heated in air, coal burns and produces mainly carbon dioxide gas.

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Chapter 5: Coal and Petroleum - Very Short Answer Questions [Page 25]

Chapter 5 Coal and Petroleum
Very Short Answer Questions | Q 16. (b) | Page 25

What are the different types of coal?

Explain the different types of coal.

Naphthalene balls are obtained from coal tar and are used as

The slow process of conversion of dead vegetation into coal is called ______.

Write True/False against the following statement.

Under high temperature and pressure, dead plants get slowly converted to coal.

Write the characteristics and some important uses of coal.

Which one among the following is an extremely strong but lightweight material is used in mountain bikes and tennis rackets?

______ is used to make face packs and cosmetics.

Coal helps to create alumina refineries.

Coke is used in the preparation of dyes, explosives, paints synthetic fibers, and pesticides.