Question
Chemistry Question on water
Temporary hardness of water is due to the presence of
A
Magnesium bicarbonate
B
Calcium chloride
C
Magnesium sulphate
D
Calcium carbonate
Answer
Magnesium bicarbonate
Explanation
Solution
Chlorides and sulphates of Mg and Ca produces permanent hardness, and bicarbonates of Mg and Ca produces temporary hardness