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प्रश्न
The temperature of a substance remains unaffected during its change of state.
विकल्प
True
False
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उत्तर
True
The temperature of a substance remains unaffected during its change of state.
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संबंधित प्रश्न
Boiling takes place at all temperatures.
State three characteristics of molecules of matter.
Classify the following into solids, liquids, and gases. Oxygen, milk, common salt, wax, stone, water vapour, carbon-dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
Fill in the blank
Liquids have a definite ............
Write whether the following statement is true or false.
The intermolecular force of attraction is the weakest in gases.
Write true or false for the statement. Rewrite the false statement correctly.
Solids can be compressed easily.
Multiple choice question.
Which of the following is a property of the liquids?
The molecules move only within the boundary of
Match the following
| Column A | Column B | ||
| a | Solids | 1 | Can flow in all directions |
| b | Sublimination | 2 | The temperature at which a liquid changes into its gaseous state |
| c | Boiling Point | 3 | Can have any number of free surfaces |
| d | Gases | 4 | Gaps between particles |
| e | Intermolecular space | 5 | Change of state from solid to gas |
Define the term ‘Liquefaction of gases’.
