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प्रश्न
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 |
उत्तर
| Column A | Column B | ||
| A. | A molecule is composed of | iii. | atoms. |
| B. | Ice, water, and water vapour | iv. | are the three states of water. |
| C. | An atom | i. | does not exist free in nature. |
| D. | Gases | v. | occupy space |
| E. | The molecules of a solid | ii. | can vibrate only up to about `10^-10`m from their mean position. |
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संबंधित प्रश्न
For the following statements, say whether it describes a solid, a liquid or a gas.
Particles move about very quickly.
Select the correct alternative
The molecules ____________
What are fluids? Give two examples.
What is the relation between intermolecular space and intermolecular force?
Fill in the blank
The molecules are at a greater distance in ........ compared to liquids.
Fill in the blank
All matter is made up of tiny particles called .................
Identify the odd term out and explain.
State the correct term from A, B, C, D, E or F in List II which represents the – change of state of matter or its relevant property from List I
| List I | List II |
| 1. Solid 'X' to a liquid 'Y' | A: Liquefaction |
| 2. Liquid 'Y' to its vapour 'Z' | B: Vaporization |
| 3. 'Z' to 'Y' | C: Melting |
| 4. 'Y' to 'X' | D: Solidification |
| 5. The temperature at which 'Y' changes to 'Z' | E: Melting Point |
| F: Boiling point |
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
