The process of heating coal in the absence of air is called
Fractional distillation
Distillation
Destructive distillation
None of these
The characteristic of coal is?
Tough
Black in colour
Porous
All of these
Coal is produced in industry to get?
Coke
Coal tar
Coal gas
We can use coke
As an oxidising agent
As an reducing agent
In printers ink
As electrode
What is the mail source of Petroleum?
Domestic animals
Organisms in sea
Wild animals
Insects
Which one of the following is a product of coal?
Paraffin wax
Diesel
Charcoal
CNG is stored under?
Power generation
Electric Generators
Solvent
Solution
Kerosene is used as fuel
In home and industry
For heavy motor vehicles
For stove, lamps and jet aircraft
For electric generator
