Multiple Choice Questions on Soap is the sodium or potassium salt of ........ for NDA Exam Preparation

Chemistry

General Science (NDA)

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    Soap is the sodium or potassium salt of

    stearic acid

    Incorrect Answer

     oleic acid

    Incorrect Answer

     palmitic acid

    Incorrect Answer

    All of these

    Correct Answer
    Explanation:

    The mineral salts of higher fatty acids such as oleic acid (C17 H33 COOH) , stearic acid (C17 H35 COOH) and palmitic acid (C15H31COOH) etc. are called soaps.Out of these, only sodium and potassium salts of fatty acids being water soluble, are widely used for cleaning purposes.


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