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प्रश्न
Differentiate between the following.
Liquids and gases .
उत्तर
Liquids and gases
| Liquids | Gases |
| Have definite volume but no | Have no definite shape or |
| definite shape | volume |
| Intermolecular force of attraction | Intermolecular force of |
| is weaker than that in solids | attraction is the weakest (almost negligible) |
| Molecules are not as tightly | Intermolecular space is the |
| packed as in solids and intermol | maximum and the |
| ecular space is more than that in solids. | molecules are far apart. |
| Molecules have no fixed position | Molecules move around freely |
| Can be compressed slightly | Can be easily compressed |
| Are capable of flowing | Can flow in all directions. |
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संबंधित प्रश्न
Fill in the blank:
The molecules are made up of ________
Fill in the blank
Liquids have no definite ______
State whether the following statement is True or False:
Only water can exist in three different states
Write true or false for the statement
The molecules of each substance are identical.
Select the correct alternative
The inter-molecular forces in liquids are
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 |
Define Intermodular space.
Write true or false for the statement. Rewrite the false statements correctly.
Matter cannot exist in different states.
Particles of matter possess energy due to their random motion. Compare the particles in a solid, liquid and in gas with reference to the amount of kinetic energy possessed by each.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
