Hardness of water can be of two types temporary and permanent hardness. Permanent hard water contains chlorides and sulphates of calcium and magnesium. It can be removed by adding washing soda.
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Similar Questions
Q1
Both temporary and permanent hardness in water can be removed by the addition of washing soda. Which of the following reactions represents the removal of permanent hardness in water?
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Q2
Permanent hardness of water can be removed by :
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Q3
Assertion :Permanent hardness of water can be removed by using washing soda Reason: Washing soda reacts with soluble calcium and magnesium chlorides and sulphates in hard water to form insoluble carbonates
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Q4
Permanent hardness of water can be removed by adding ____.
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Q5
Assertion (A): Permanent hardness of water is removed by treatment with washing soda. Reason(R): Washing soda reacts with soluble magnesium and calcium sulphate to form water-soluble compounds.