A few substances are arranged in the increasing order of ‘forces of attraction’ between their particles. Which one of the following represents a correct arrangement?
(a) Water, air, wind
(b) Air, sugar, oil
(c) Oxygen, water, sugar
(d) Salt, juice, air

Question

A few substances are arranged in the increasing order of ‘forces of attraction’ between their particles. Which one of the following represents a correct arrangement?
(a)	Water, air, wind
(b)	Air, sugar, oil
(c)	Oxygen, water, sugar
(d)	Salt, juice, air

Accepted Answer

Answer is c) Oxygen, water, sugar
Explanation:
Intermolecular force of attraction is less in gases than liquid and solid. Solids have higher intermolecular attraction compared to liquid. In the answer Oxygen is a gas which has lesser intermolecular attraction than water-a liquid and sugar- a crystalline solid.

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