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Question
The most effective electrolyte for the coagulation of As2S3 Sol is ____________.
Options
NaCl
Ba(NO3)2
K3[Fe(CN)6]
AI3+
Solution
The most effective electrolyte for the coagulation of As2S3 Sol is AI3+.
Explanation:
As2S3 is a vely charged colloid. It will be most effectively coagulated by the cation with greater valency. i.e., Al3+.
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