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JEE Main & Advanced Chemistry Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन Question Bank Colloids Emulsion, Gel and Their properties with application

  • question_answer
    Colloidal solutions of gold prepared by different methods have different colours owing to           [JIPMER 1999]

    A)                 The difference in the size of the colloidal particles

    B)                 The fact that gold exhibits a variable valency of + 1 and + 3

    C)                 Different concentrations of gold

    D)                 Presence of different types of foreign particles depending upon the method of preparation of the colloid

    Correct Answer: A

    Solution :

                    Not available


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