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प्रश्न
State whether the following statement is true or false. If false, write the correct statement.
Sodium carbonate and sodium sulphate do not form an aqueous solution.
पर्याय
True
False
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उत्तर
False
Correct Statement: Sodium carbonate and sodium sulphate form an aqueous solution.
संबंधित प्रश्न
Give the percentage of water in the following:
Bread
Why is water important for plants and animals?
Give the importance of water in household purpose
Give the importance of water in Fire fighting
State whether the following statement is true or false. If false, write the correct statement.
If ‘X’ g. of solute is added to 100 g. of water at t°C and the solution formed is a saturated solution, then ‘X’ g. is the solubility of the solute.
State whether the following statement is true or false. If false, write the correct statement.
On boiling water exists in the liquid state.
State whether the following statement is true or false. If false, write the correct statement.
Respiration uses up water from the atmosphere.
Match the statements in List I, 1-10 with their correct answer in List II, A to J.
| List I | List II |
| 1. Sodium carbonate and water | A: Seawater |
| 2. Chemical used in sedimentation during purification of water | B: The preferred place for an organism |
| 3. vapourisation | C: Liquid state |
| 4. Kerosene and water | D: Aqueous solution |
| 5. A solution which can dissolve more of solute at a given temperature | E: Dissolved gases and minerals |
| 6. Water as a habitat for marine life | F: Unsaturated solution |
| 7. A water-borne disease | G: Immiscible mixture |
| 8. Existence of water between 0°C and 100°C | H: Liquid to a gaseous state |
| 9. Taste in water is due to | I: Dysentery |
| 10. The most impure form of water | J: Alum |
Analogy:
Napier Bridge area: ______:: Pallikkaranai: Wet land.
The quantity of water required to produce one page of your book is ______.
