Chemistry · Surface Chemistry
Arsenic(III) sulphide (As2S3) forms a negatively charged colloidal sol in water. According to the Hardy-Schulze rule, which of the following ionic substances will be most effective in coagulating this sol?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1KCl
- 2MgCl2
- 3Al2(SO4)3✓
- 4Na3PO4
Correct answer
Al2(SO4)3
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