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Which of the following is not true ?

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By Expert Faculty of Sri Chaitanya
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a
Hardness of water depends on its behaviour towards soap
b
The temporary hardness is due to the presence of Ca and Mg bicarbonates
c
Permanent hardness is due to the presence of soluble Ca and Mg sulphates, chlorides and nitrates
d
Permanent hardness can be removed by boiling the water
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detailed solution

Correct option is D

Permanent hardness cannot be removed by boiling of water but temporary hardness can be removed.

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