1.

Assertion(A): `Fe^(3+)` can be used for coagulation of `As_(2)S_(3)` sol. Reason (R): `Fe^(3+)` reacts with `As_(2)S_(3)` to give `Fe_(2)S_(3.)`A. If both (A) and (R) are correct, and (R) is the correct explanation of (A)B. If both (A) and (R) are correct, but (R) is the correct explanation of (A).C. If (A) is correct, but (R) is incorrect.D. If (A) is incorrect, but (R) is correct. S

Answer» Correct Answer - C
`Fe^(3+)` neutralizes the charge on the negatively charged `As_(2)S_(3)` particles.


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