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How many water molecules are presented i...

How many water molecules are presented in a washing soda molecule ?

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`10[N/A_2CO_310H_2O]`
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VGS PUBLICATION-BRILLIANT-ACIDS, BASES AND SALTS -Section-1
  1. If you heat baking soda, which gas is released?

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  2. Which salt is used in fire extinguishers ?

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  3. How many water molecules are presented in a washing soda molecule ?

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  4. What is the colour of CuSO4* 5H2O?

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  5. How many no. of water molecules are there in one molecule of Gypsum ?

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  6. Match the following 1) Plaster of Paris 1) CaSO412H2O b) Gypsu...

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  7. What is the chemical name of plaster of paris ?

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  8. f you add water to P.O.P., what will happen?

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  9. Which of the following should kept in air tight containers ?

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  10. What happens if we keep CaSO41/2H2O in open air?

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  11. Which apparatus is useful to test a base solution ?

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  12. Which substance is an acid ?

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  13. Which substance does not show any colour with litmus ?

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  14. Banaras,kanchipuram,dharmavaram are which type of fabrics?

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  15. Vijay tested a solution with phenolphthalein indicator it was changed ...

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  16. Calcium hydroxide is used to test which, gas ?

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  17. Take 10 ml of water in a test tube. Add few sodium hydroxide pellets t...

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  18. pH substance 1) 12 A) Tomato juice 2) 4 ...

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  19. How many water molecules are presentedin a molcule of plaster of paris...

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  20. The number of molecules of water in one unit formule is called by what...

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