Type of coal known as Brown coal is

• Peat

• Lignite

• Anthracite

• Sub-bituminous

Fraction of petroleum obtained at the top of the column and is in gaseous state is

• Natural Gas

• Petrol

• Liquified petroleum gas

• compressed natural gas

The component of crude oil used as a fuel for airplanes is

• Diesel

• Petrol

• White kerosene

• helium

The component condensed at the bottom of the fractional column are

• lighter and has high boiling point

• denser and has low boiling point

• lighter and has low boiling point

• denser and has high boiling point

Components of coal tar are separated using

• Destructive distillation

• Fractional distillation

Type of coal used in destructive distillation of coal is

• Sub-bituminous

• Anthracite

• bituminous

• lignite

Substance used for making candles, shoe polish is

• Asphalt

• Lubricating oil

• Paraffin wax

• Coke

Which of the following is a cleaner fuel?

• Petrol

• Diesel

• Compressed natural gas

• Kerosene

Naphthalene is obtained from:

• Coal gas

• Coal tar

• bitumen

• Coke

Coal tar is a mixture of

• H, N and C

• H, C and O

• H and C

• H, S, N and O