Surface ChemistryHard
Question
A colloidal solution is subjected to an electrical field. The particles move towards anode. The coagulation of the same solution is studied using NaCl, BaCl2 and AlCl3 solutions. Their coagulating power should be
Options
A.NaCl > BaCl2 > AlCl3
B.BaCl2 > AlCl3 > NaCl
C.AlCl3 > BaCl2 > NaCl
D.BaCl2 > NaCl > AlCl3
Solution
Coagulating power µ charge on coagulating ion.
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