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Name the three methods by which hydrous ...

Name the three methods by which hydrous substances can be made anhydrous.

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ICSE-WATER-EXERCISE 3(B)
  1. State the term : (Do not give examples) A solution where solvent is ...

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  2. Give suitable chemical terms for The process in which a substance ...

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  3. State the term : (Do not give examples) A substance which contains ...

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  4. State the term : (Do not give examples) When a substance absorbs moi...

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  5. State the term : (Do not give examples) When a compound loses its wa...

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  6. State the term : (Do not give examples) The substance that can remov...

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  7. Explain why: water is an excellent liquid to use in cooling systems.

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  8. Explain why : A solution is always clear and transparent.

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  9. Explain why : Rivers and lakes do not freeze easily?

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  10. Explain why : The solute cannot be separated from a solution by filtr...

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  11. Explain why : Fused CaCl2 or conc. H2SO4 is used in a desiccator.

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  12. Explain why : Effervescence is seen on opening a bottle of soda water.

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  13. Table salt becomes sticky on exposure to humid air during rainy season...

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  14. Normally, solubility of a crystalline solid increases with temperature...

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  15. Normally, solubility of a crystalline solid increases with temperature...

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  16. Normally, solubility of a crystalline solid increases with temperature...

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  17. Normally, solubility of a crystalline solid increases with temperature...

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  18. What are drying or desiccating agents. Give examples.

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  19. In which of the following substances will there be: no change in mas...

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  20. Name the three methods by which hydrous substances can be made anhydro...

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