Q.

Which of the following represents the correct decreasing order of boiling points of the given liquids.

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a

Petrol > paraffin wax > Diesel > Kerosene.

b

Kerosene > petrol > paraffin wax > Diesel.

c

Paraffin wax > Diesel > Kerosene > petrol.

d

Diesel > Kerosene > petrol > paraffin wax.

answer is A.

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Detailed Solution

The correct decreasing order of Boiling Points of the liquids is

Paraffin wax > Diesel > Kerosene > petrol.

During fractional distillation of petroleum at different temperatures different compounds can be separated from petroleum. The increasing order of boiling points of petroleum products are Naphta < Gasoline < Kerosene < Lubricating oil < Wax.

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