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Give the names and formulae of two subst...

Give the names and formulae of two substances in each case
a basic drying agent

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ICSE-WATER-EXERCISE 3(B)
  1. Give the names and formulae of two substances in each case anhydrous...

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  2. Give the names and formulae of two substances in each case liquid dr...

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  3. Give the names and formulae of two substances in each case a basic d...

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  4. What is the effect of temperature on solubility of KNO3 and CaSO4 in w...

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  5. Solubility of NaCl at 40^@C is 36.5 g. What is meant by this statemen...

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  6. Which test will you carry out to find out if a given solution is satur...

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  7. What is the effect of pressure on solubility of gases. Explain with an...

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  8. State the term : (Do not give examples) A solution where solvent is ...

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

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

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

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

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

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

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

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

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

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

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

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

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