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Question

The correct decreasing order of boiling points of petroleum fractions is:

petrol > lubricating oil > diesel > LPG
petrol > diesel > LPG > lubricating oil
lubricating oil > petrol > diesel > LPG
lubricating oil > diesel > petrol > LPG

A

lubricating oil > diesel > petrol > LPG

B

lubricating oil > petrol > diesel > LPG

C

petrol > diesel > LPG > lubricating oil

D

petrol > lubricating oil > diesel > LPG

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Solution

Verified by Toppr

The crude oil which is obtained from the earth's crust is in the raw form. It is refined in a refining tower. In this tower, the crude oil is heated at a temperature of 400 C.

The various materials obtained in this column are in the following manner: Lubricating oil > Diesel > Petrol > LPG.

Hence, the correct option is $B$

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