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प्रश्न
Define Molecule.
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उत्तर
A molecule is the smallest part of a compound that exists independently.
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संबंधित प्रश्न
Name the terms for the process due to which a solid directly changes into its vapours.
Name the phenomenon which causes the Formation of water vapour from water is
State the approximate spacing between two molecules of a matter.
Name the smallest particle from which matter is made up.
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.
Fill in the blank
Molecules in a ............ are packed very closely.
Match the following
| Column A | Column B |
| (a) Solids | (i) Can flow in all directions |
| (b) Sublimation | (ii) The temperature at which a liquid changes into its gaseous state. |
| (c) Boiling point | (iii) Any number of free surfaces. |
| (d) Gases | (iv) Gaps between particles. |
| (e) Intermolecular space | (v) Changes of state from solid to gas. |
Identify the odd term out and explain.
Write scientific reason.
Lemon sherbat has a sweet, sour and salty taste and it can be poured into a glass.
Write scientific reason.
Lemon sherbat has a sweet, sour and salty taste and it can be poured in a glass.
