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प्रश्न
Explain the following :
When an incense stick is lighted in the corner of a room, its fragrance spreads quickly in the entire room.
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उत्तर
The fragrance of lit incense stick spreads quickly in the room because the particles of matter are continuously moving in all directions. Both air and fragrance of incense stick have large intermolecular spaces. Due to this, the particles of one can easily occupy the inter-molecular spaces of the other.
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संबंधित प्रश्न
Give two example of the following:
The substances which sublime.
All kinds of matter
- occupy space and have definite mass
- have mass and definite shape
- can change their states
- have definite volume
Complete the statement given below by selecting the correct word.
The space between atoms in gases is maximum while in ____ is minimum,
Define the Liquid and give two examples.
Define the Gas and give two examples.
State in which of the following examples ie. a piece of wood, water, light gas is the Inter-particle space maximum.
‘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 _______________.
The Cow and Birds are nonliving things.
