Consider the following statements for a gold sol (I) It is macromolecular colloid (II) It is a lyophobic sol…

Consider the following statements for a gold sol (I) It is macromolecular colloid (II) It is a lyophobic sol (III)It is a negatively charged sol (IV) It is a multimolecular colloid (V) It is an associated colloid The correct statements are
  1. I, II, III only
  2. II, III, IV only
  3. III, IV, V only
  4. I, IV, V only

Solution

Gold (Au) sol is a multimolecular colloid. It is lyophobic, and a negatively-charged colloid.

Asked in: AP EAMCET 2023 (18 May Shift 2)

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