Home Chemistry Hydrogen and Its Compounds ( Not in Syllabus ) Water or Hydride of Oxygen which of the following process permanent har…
Chemistry Hydrogen and Its Compounds ( Not in Syllabus ) Water or Hydride of Oxygen Single Correct MCQ
Published on: August 13, 2026

which of the following process permanent hardness of water can be removed, by adding

A
Sodalime
B
Sodiumbicarbonate
C
Washing soda
D
Sodium chloride

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Text Solution

Verified by Experts
The correct answer is:
C

Washing soda removes both the temporary and permanent hardness by converting soluble calcium and magnesium compounds into insoluble carbonates.

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