Question

write the features of any two type of coal​

Answer 1

Answer:

• Coal is made largely of carbon but also features other elements such as hydrogen, oxygen, sulfur and nitrogen.

• Coal starts off as plant matter at the bottom of water. ...

• Different types of coal contain different amounts of carbon. ...

• Anthracite is a hard, shiny, black coal that burns with a blue, smokeless flame.

Answer 2

Anthracite: Often referred to as hard coal, anthracite is hard, black and lustrous. Anthracite is low in suplhur and high in carbon. ...

Bituminous:Bituminous coal is a soft, dense, black coal. ...

Lignite: Lignite is brownish black, has a high moisture content (up to 45 %), and a high suphur content.