The cause of temporary hardness of water is?

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RRB TC CC Exam (Patna) 2006 click here to view all questions

The cause of temporary hardness of water is?

ACalcium sulphate

BCalcium bicarbonate

CMagnesium Sulphate

DCalcium chloride

Akilesh Kharvi ? Nov 5 '2016 at 18:53

Answer is Calcium bicarbonate
Hard water contains dissolved magnesium and calcium ions. These make it more difficult for the water to form a lather with soap. Temporary hardness is caused by dissolved calcium hydrogencarbonate (which is removed by boiling).

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Answer is Calcium bicarbonate Hard water contains dissolved magnesium and calcium ions. These make it more difficult for the water to form a lather with soap. Temporary hardness is caused by dissolved calcium hydrogencarbonate (which is removed by boiling). Akilesh Kharvi ? answered Nov 5 '2016 at 18:53 All Comments

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