Question

Write the types of mineral coal, explain that the use of anthracene coal is more than the bitumen coal. Why?

Page 214 Chapter - 10. Mineral Coal and Minerak Oil

Answer 1

Answer:

because athracite coal produces less smoke and having a high calorific value it can be used for household purposes whereas bitumen is used to obtain steam coke and only high grade coal is used for household purpose

Answer 2

Dear Student,

◆ Answers -

(i) Types of mineral coal -

Mineral coal is of 4 types.

1. Antracite
2. Bitumen
3. Peat
4. Lignite

(ii) Anthracene coal is more useful than bitumen coal -

1. Anthracene coal has higher percentage of carbon than bitumen coal.
2. Combustion of bitumen produces smoke or smell while antracene burns with clear flame.
3. Anthracene coal contain less impurities as compared to bitumen coal.

Thanks dear...