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प्रश्न
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to density.
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उत्तर
| Solids | They have high density |
| Liquid | They have less density |
| Gases | They have least density |
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संबंधित प्रश्न
Fill in the blank:
Water is a matter because it has mas and occupies....................
Write whether the following statement is true or false.
Solids have the largest inter-molecular space.
Name the phenomenon which cause the following change:
Formation of water vapour from water.
Give reason of When a teaspoon of sugar is added to half a glass of water and stirred, the water level in the glass does not rise.
Give reason
When an empty gas jar is inverted over a gas jar containing a coloured gas, the gas also spreads into the empty jar.
Which one of the following statements is not true?
- the molecules in a solid vibrate about a fixed position
- the molecules in a liquid are arranged in a regular pattern
- the molecules in a gas exert negligibly small forces on each other, except during collisions
- the molecules of a gas occupy all the space available
State in which of the three states of matter:
The space between the particles is minimum.
Complete the blank with reference to interconversion of matter on the basis of kinetic theory-with the word ‘increase’, ‘decreases’, ‘gain’, ‘lose’, or ‘overcome’ in the following case.
During sublimation, the inter-particle attraction is _______________.
Among the following ______ is not a mixture.
You are provided with a mixture of naphthalene and ammonium chloride by your teacher. Suggest an activity to separate them with well labelled diagram.
