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प्रश्न
The temperature of a substance remains unaffected during its change of state.
पर्याय
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
State three properties of molecules of a matter.
Write true or false For the following Statement
The molecules in a substance arc in random motion.
Write true or false for the following statement
In a gas, the molecules can move anywhere in space.
Select the correct alternative
The solids are
Describe the molecular model for a liquid. I-low does it explain that a liquid has no definite shape, but has a definite Volume?
Give a reason for the Pure substances have fixed melting or boiling points.
Fill in the blank
The physical state of a substance, which has a fixed volume but no fixed shape is ...............
Write true or false for the statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
Name the phenomenon which cause the following change.
Conversion of ice into water.
State the correct term from A, B, C, D, E, or F in List II which represents the change of state of matter or its relevant property from List I.
| List I | List II |
| 1. Solid 'X' to a Liquid 'X' | A: Condensation |
| 2. Liquid 'Y' to its vapour 'Z' | B: Vaporization |
| 3. 'Z' to 'Y' | C: Melting |
| 4. 'Y' to 'X' | D: Freezing |
| 5. The temperature at which 'Y' changes to 'Z' | E: Melting point |
| F: Boiling point |
