JEE Main Chemistry question
Not in JEE Main or NEET syllabus
How many among the following is/are associated colloids? Starch sol, gold sol, gelatin sol, soap sol.
Answer: 1
Solution
Starch sol and gelatin sol are macromolecular colloids (natural polymers), and gold sol is a multimolecular colloid (aggregated metal atoms); none of these involve the surfactant-type aggregation that defines an associated
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