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Permutit is :...

Permutit is :

A

hydrated sodium aluminium silicate

B

sodium hexametaphosphate

C

sodium silicate

D

sodium meta-aluminate

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The correct Answer is:
A
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Hardness OF Water|| Reason OF Hardness||Types OF Hardness|| Methods OF Removal OF Hardness|| Temporary Boiling|| Clark's Process||Permanent Hardness Methods|| Washing Soda|| Permutit Calgon||Ion Exchange Resin|| Heavy Water||Preparation|| Properties

BANSAL-HYDROGEN-All Questions
  1. Chemical a is used for water softening to remove temporary hardness. A...

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  2. Permanent hardness due to Mg^(2+) ions is best removed by

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  3. Permutit is :

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  4. Determine the degree of hardness of a sample of water containing 30 pp...

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  5. Deutero methane is obtained by the deuterolysis of

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  6. When a substance A reacts with water it produces a combustible gas B a...

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  7. What is false about H(2)O(2) ?

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  8. In which of the following reactions does hydrogen act as an oxidising ...

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  9. Mass precentage of deuterium in heavy water is

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  10. 2g of aluminium is treated, separately with excess of dilute H(2)SO(4)...

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  11. In which of the solution hydrogen peroxide neither acts as oxidising a...

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  12. Which one of the following reactions does not form gaseous product ?

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  13. In alkaline medium, H(2)O(2) reacts with Fe^(3+) and Mn^(2+) separatel...

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  14. Hardness producing salt, whose solubility in water decreases with rise...

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  15. Hydrolysis of one mole of peroxy disulphuric acid produces

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  16. A sample of water containing some dissolved table sugar and common sal...

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  17. Water obtained by purification with organic ion exchange resins is

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  18. When two ice cubes are pressed over each other, they unite to form one...

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  19. Match List I with List II and select the correct answer using the code...

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  20. Polyphosphates are used as water softening agents because they

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