JEE Main Chemistry question
Not in JEE Main or NEET syllabus
Which of the following reactions leads to the formation of a colloidal solution?
Answer: (B)
Solution
Options (A), (C) and (D) are ordinary displacement/redox reactions that give bulk products (liquid mercury, bulk oxide/carbon, or a simple precipitate) rather than a finely divided colloidal dispersion. In option (B), oxidation of
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