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JEE Main & Advanced Chemistry Hydrogen & Its Compounds / हाइड्रोजन और इसके यौगिक Question Bank Water or hydride of oxygen

  • question_answer
    Temporary hardness of water is due to the presence of

    A) Magnesium bicarbonate

    B) Calcium chloride

    C) Magnesium sulphate

    D) Calcium carbonate

    Correct Answer: A

    Solution :

    Chlorides and sulphates of Mg and Ca produces permanent hardness and bicarbonates of Mg and Ca produces temporary hardness.


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