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Question
Distinguish between liquid and vapour (or gas) states of matter on the basis of the following factors
- Arrangement of molecules
- Inter-molecular separation
- Inter-molecular force, and
- Kinetic energy of molecules
Solution
Distinguish between liquid and vapour on the bases of:
| Liquid | Vapour | |
| (a) Arrangement of molecules | loosely packed | Very loosely packed |
| (b) Intermolecular separation | Least | Maximum |
| (c) Intermolecular force | Maximum | Least |
| (d) Kinetic energy of molecules | Least | Maximum |
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