JEE CHEMISTRY MCQ: SURFACE CHEMISTRY

1 Medium

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For

\mathrm{As}_2 \mathrm{~S}_3

colloids, which of the following ion will have highest coagulating power?

View answer and explanation

Correct option: D

\mathrm{Al}^{3+}

Option D (

\mathrm{Al}^{3+}

) is correct because, according to the Hardy-Schulze rule, ions with higher charges have greater coagulating power for colloids with opposite charges.

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