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प्रश्न
Fill in the blank
Molecules in a ________ are packed very closely.
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उत्तर
Molecules in a solid are packed very closely.
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संबंधित प्रश्न
Give reasons for the following observation:
The smell of hot sizzling food reaches you several metres away, but to get the smell from cold food you have to go close.
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 statement. Rewrite the false statement correctly.
Solids can be compressed easily.
Name the phenomenon which cause the following change:
Conversion of water into steam.
All kinds of matter
- occupy space and have definite mass
- have mass and definite shape
- can change their states
- have definite volume
Give reason of The odour of scent spreads in a room.
On what basis are the three states classified of matter.
‘Inter-particle attraction between atoms of gases is very weak’. State five properties of gases which correlate as a consequence of the weak inter-particle attraction between particles of gases.
With reference to the liquid state of matter – answer the following
State why the inter-particles attraction decreases to negligible.
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 _______________.
