When a small amount of FeCl<sub>3</sub> is added to a freshly precipitated Fe(OH)<sub>3</sub>, b reddish brown colloidal solution is obtained. This pheno¬menon is known as

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Q. When a small amount of FeCl₃ is added to a freshly precipitated Fe(OH)₃, b reddish brown colloidal solution is obtained. This pheno¬menon is known as

(A) dissolution
(B) protection
(C) peptization
(D) dialysis

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✅ Correct Answer: (B) protection

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