JEE Main 2005 — Surface Chemistry Question with Solution
From: AIEEE 2005
Question
The disperse phase in colloidal iron (III) hydroxide and colloidal gold is positively and
negatively charged, respectively, which of the following statements is NOT correct?
Choose an option
Show full solutionCorrect option: C
Correct answer
Cmixing the sols has no effect
Step-by-step explanation
When oppositely charged sols are mixed their charges are neutralised. Both sols may be partially or completely precipitated.
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This is a previous-year question from JEE Main 2005, covering the Surface Chemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.