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प्रश्न
State the property of the following substance.
Sulphur is a yellow amorphous powder insoluble in water.
विकल्प
Physical
Chemical
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उत्तर
Physical
संबंधित प्रश्न
Write true or false For the following Statement
The molecules in a substance arc in random motion.
Water cycle is an example of interconversion of states of water. Explain.
For the following statement, say whether it describes a solid, a liquid, or a gas.
Particles move about very quickly.
For the following statement, say whether it describes a solid, a liquid, or a gas.
Particles are quite close together.
Name the phenomenon which cause the following change.
Formation of water vapour from water.
Give two examples for of the following
Substances which do not change their states.
Multiple choice question.
The process by which a solid changes into a liquid is called
Select natural and man-made matter from the following list:
Wood, plastic, silk, medicines, detergents, coal, water, ceramic, cotton, glass, nylon, fruits.
Explain the term ‘matter'
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 |
