Home Chemistry Surface Chemistry General A colloidal solution is subjected to an elec…
Chemistry Surface Chemistry General Single Correct MCQ
Published on: August 11, 2026

A colloidal solution is subjected to an electrical field. The particles move towards anode. The coagulation of the same solution is studied using NaCl, BaCl 2 and AlCl 3 solutions. Their coagulating power should be

A
NaCl > BaCl 2 > AlCl 3
B
BaCl 2 > AlCl 3 > NaCl
C
AlCl 3 > BaCl 2 > NaCl
D
BaCl 2 > NaCl > AlCl 3

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Text Solution

Verified by Experts
The correct answer is:
C

Coagulating power ∝ charge on coagulating ion

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