EASY
Earn 100

Syn gas is a mixture of carbon monoxide and hydrogen gas.

50% studentsanswered this correctly

Important Questions on Energy

MEDIUM
Explain the destructive distillation of mineral coal in the laboratory by drawing a figure.
EASY
Which fossil fuel produces ammonia when distilled in the absence of air?
HARD

Give reasons for the following

Coal is called a fossil fuel.

EASY
Conversion of dead trees and other plants into coal is called:
EASY
It is formed from the remains of plants buried inside the Earth millions of years ago.
EASY
Coal is a renewable fuel.
MEDIUM
From where do we get coal?
MEDIUM
Explain the formation of coal.
EASY
Which of the following is a use of coal?
EASY
Is coal a fossil fuel? How coal was formed in nature?
MEDIUM
Describe how coal is formed from dead vegetation. What is this process called?
EASY
What are the kinds of mineral coal?
MEDIUM
Why is coal subjected to destructive distillation, rather than burning directly?
EASY
The process by which decayed plants slowly convert into coal is called
MEDIUM
Name four types of coal. Which type has the (a) highest and (b) lowest content of carbon?
MEDIUM
Fly ash obtained from the burning of coal is used to make
EASY
When heated in air, coal burns and produces mainly _____.
MEDIUM
Which are the three grades of peat?