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Hardness of Water and Treatment

The exhausted...

Question

The exhausted permutit is regenerated by treating sodium hydroxide solution in Clark's method for removing permanent hardness.

A

True

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B

False

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Solution

The correct option is A True
its true
The soluble calcium and magnesium salt thus formed are washed away by water and the regenerated permutit. can be used again. 2) This is very cheap process since during the process only sodium chloride is consumed which is quite cheap. 3) It can be used to remove both temporary and permanent hardness completely.

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Similar questions

Q. The exhausted permutit used for removing permanent hardness is regenerated by treating

10 %

NaCl solution.
If this is true enter 1, if false enter 0.

Q. The exhausted cation exchange resin can be regenerated by the moderately concentrated sodium hydroxide solution. State True or False.

Q. The exhausted permutit is generally regenerated by percolating through a solution of:

The substance used for regenerating the exhausted permutit is :

Statement-1 : In clarks process excess of lime is not added to water sample to remove temporary hardness.
Statement-2 : Addition of excess of milk of lime causes permanent hardness.

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