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प्रश्न
Give reason We need to classify things .
एका वाक्यात उत्तर
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उत्तर
We need to classify things in order to distinguish them. In this way, things can be categorized and can be easily studied.
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Composition of Matter
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संबंधित प्रश्न
Define Intermolecular force of attraction.
Write true or false for each statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
Name the phenomenon which causes the Formation of water vapour from water is
A substance which can change its state
Which of the following is a property of the liquids?
Match the following columns
| Column A | Column B | ||
| A. | A molecule is composed of | i. | does not exist free in nature. |
| B. | Ice, water and water vapour | ii. | can vibrate only up to about `10^-10`m from their mean position. |
| C. | An atom | iii. | atoms. |
| D. | Gases | iv. | are the three states of water. |
| E. | The molecules of a solid | v. | occupy space |
Name the smallest particle from which matter is made up.
Define the Atom.
Give two examples.
Gaseous element
Write scientific reasons.
Lemon sherbat has a sweet, sour and salty taste, and it can be poured into a glass.
