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InterviewSolution
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Among the following electrolytes, which is the most effective coagulation agent for `Sb_(2)S_(3)` solution?A. `Al_(2)(SO_(4))_(3)`B. `NH_(4)Cl`C. `CaCl_(2)`D. `Na_(2)SO_(4)` |
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Answer» Correct Answer - A Since `Sb_(2)S_(3)` is a negatively charged dol, `Al_(2)(SO_(4))_(3)` will be the most effective coagulant as its one formula unit can nullify six units of negative charge. According to Hardy-Schulze rule, order of effectiveness of cations is |
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