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प्रश्न
Write whether the following statement are true or false.
All solids, on heating, first change to the liquid and then to the gaseous state always.
विकल्प
True
False
उत्तर
False
APPEARS IN
संबंधित प्रश्न
Classify the following into solid, liquid and gas:
Coal, kerosene, wood, oxygen, sugar, blood, water vapour, milk, wax.
How a liquid changes into its gaseous state ? Explain ?
Write whether the following statement are true or false.
A gas has no free surface.
Gases
Write true or false for the following statement
The inter-molecular forces are effective at all distances between the two molecules.
Describe a simple experiment to illustrate that molecules are not at rest, but they constantly move.
Identify the odd term out and explain.
Match the arrangement of atoms in the three states of matter in List I with the correct state in List II.
| List I | List II |
| 1. Arrangement of atoms, very closely packed | A: Solids |
| 2. Interparticle space is maximum | B: Liquids |
| 3. Force of attraction between particles is very weak | C: Gases |
| 4. Movement of particles is about their own position | |
| 5. Particles in the state of matter are slightly compressible and not closely packed. |
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
