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प्रश्न
Solids have definite shape and definite volume.
विकल्प
True
False
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उत्तर
True.
Reason As the molecules here have negligible intermolecular distance between them and have the maximum intermolecular force of attraction.
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संबंधित प्रश्न
Classify the following into elements, compounds and mixtures:
- Sodium
- Soil
- Sugar solution
- Silver
- Calcium carbonate
- Tin
- Silicon
- Coal
- Air
- Soap
- Methane
- Carbon dioxide
- Blood
Which of the following is a mixture ?
Salt, Air, Water, Alum, Sugar
Name two solid, two liquid and two gaseous elements at the room temperature.
Name a metal which is yellow in colour.
How will you separate a mixture containing sand and sugar ?
Describe a method to separate a mixture of camphor and sand.
Explain the meaning of the term matter with special reference to the term ‘substance’.
Which among the following is not a matter?
The non S I and S I units of some physical quantities are given in column A and column B respectively. Match the units belonging to the same physical quantity:
| (A) | (B) | ||
| (a) | degree celsius | (i) | kilogram |
| (b) | centimetre | (ii) | pascal |
| (c) | gram per centimetre cube | (iii) | metre |
| (d) | bar | (iv) | kelvin |
| (e) | milligram | (v) | kilogram per metre cube |
Define the term matter.
