JEE Main 2019 — Surface Chemistry Question with Solution
From: JEE Main 2019 (Online) 11th January Evening Slot
Question
Among the colloids cheese (C), milk (M), and smoke (S), the correct combination of the dispersed phase and dispersion medium, respectively is :
Choose an option
Show full solutionCorrect option: A
Correct answer
AC : liquid in solid ; M : liquid in liquid ; S : solid in gas
Step-by-step explanation
Cheese (C) is liquid dispersed in solid.
Milk (M) is liquid dispersed in liquid.
Smoke (S) is solid dispersed in gas.
Milk (M) is liquid dispersed in liquid.
Smoke (S) is solid dispersed in gas.
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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.