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Which of the following can effectively r...

Which of the following can effectively remove all types of hardness of water?

A

Soap

B

Washing soda

C

Slaked lime

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
a
Soap can remove all types of hardness of water as it converts the hardness producing cations into insoluble ppt.
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A2Z-HYDROGEN-Water
  1. Water is said to be permanently hard when it contains :

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  2. When temporary hard water containing Mg(HCO(3))(2) is boiled, the ppt....

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

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  4. Heavy wateris compound of :

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  5. Whichh of the following is correct about heavy water ?

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  6. Which of the following statements do not define the characteristic pro...

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  7. Which of the followign is used as a moderator in nuclear reactors ?

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  8. By adding which of the following process, permanent hardness of water ...

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

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  10. Molecular weight of heavy water is

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  11. The bond angle and dipole moment of water respectively are :

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  12. Of the two solvent H(2)O and D(2)O, NaCl dissolves

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  13. When zeolite, which is hydrated sodium aluminium silicate is treated w...

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  14. Which of the following metal will not reduce H(2)O ?

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  15. The H-O-H angle in water molecule is about

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  16. Two ice cubes are pressed over each other and unite to form one cube ....

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

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  18. Which of the following can effectively remove all types of hardness of...

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  19. The correct order of stability of hydrides of alkali metals is

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  20. Point out the incorrect statement

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