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प्रश्न
Define the following term of Molecule .
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उत्तर
Molecule — A molecule is a smallest part of a compound that exists independently.
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संबंधित प्रश्न
Fill in the blank:
All matter is made up of tiny particles called..................
A solid is a state of matter that has
- no definite shape.
- large intermolecuiar space.
- high intermolecuiar force of attraction.
- no definite volume.
If an object weighs 6 N on earth what will be its weight on moon. What will be the change in its mass?
Give reason of A gas fills up the space available to it.
Give reason
A red ink drop added to small amount of water in a glass turns water red in some time.
Write true or false for each statement. Rewrite the false statement correctly.
If the intermolecular space is more than the intermolecular force will be weaker.
State two characteristics of matter demonstrated by diffusion.
Give reasons for the following:
Sugar can be distinguished from talcum powder using water.
Name the three states of matter.
State the term which refers to the conversion of a substance on heating from.
- solid-state to liquid state
- liquid state to vapour state
- vapour state to liquid state
- liquid state to solid-state.
