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Q.

When subjected to fractional distillation, petroleum gives different fractions, some of which are mentioned below
I) Petroleum gas II) Lubricating oil III) Kerosene IV) Gasoline
What is the correct sequence of these fractions in the fractionating column from top to bottom?

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a

I, II, III, IV

b

III, I, II, IV 

c

I, IV, III, II 

d

IV, III, I, II 

answer is C.

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Detailed Solution

I, IV, III, II

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