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JEE CHEMISTRY MCQ: SURFACE CHEMISTRY
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The disperse phase, dispersion medium and nature of colloidal solution (lyophilic or lyophobic) of ‘gold sol’ respectively are
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Correct option: C
Solid, Liquid, Lyophobic
The correct answer is C (Solid, Liquid, Lyophobic) because in a gold sol, the dispersed phase is solid gold particles, the dispersion medium is a liquid (usually water), and it is a lyophobic colloid due to the weak interaction between gold and the liquid.
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