EASY
8th CBSE
IMPORTANT
Earn 100

Hydrocarbons with the highest boiling point collect at the top of the fractionating tower.

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Important Questions on Coal and Petroleum

MEDIUM
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 5 - Coal and Petroleum>NaTTY NUT>Q II
Petroleum is heavier than water.
HARD
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 5 - Coal and Petroleum>NaTTY NUT>Q II
Peat is the precursor of coal.
EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 5 - Coal and Petroleum>NaTTY NUT>Q II
Coke burns without producing any smoke.
MEDIUM
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 5 - Coal and Petroleum>NaTTY NUT>Q III
Crude petroleum oil is a complex mixture of:
EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 5 - Coal and Petroleum>NaTTY NUT>Q III
One of the following is used for water-proofing the roofs of buildings.
EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 5 - Coal and Petroleum>NaTTY NUT>Q III
Which one of the following is used for manufacturing coke?
MEDIUM
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 5 - Coal and Petroleum>NaTTY NUT>Q III
Hydrocarbons are compounds of:
EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 5 - Coal and Petroleum>NaTTY NUT>Q III
Destructive distillation of coal is carried out by heating coal to _____ in the absence of air.