JEE Main 2019 — Surface Chemistry Question with Solution
From: JEE Main 2019 (Online) 10th April Evening Slot
Question
The correct option among the following is :
Choose an option
Show full solutionCorrect option: C
Correct answer
CColloidal paraticles in lyophobic sols can be precipitated by electrophoresis.
Step-by-step explanation
Electrophoresis is used to coagulate lyophobic
colloids.
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This is a previous-year question from JEE Main 2019, 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.