1.

Ferric chloride is applied to stop bleeding cut because

A. \[F{{e}^{3+}}\] ion coagulates blood, which is a negatively charged sol
B. \[F{{e}^{3+}}\] ion coagulates blood, which is a positively charged sol
C. \[C{{l}^{-}}\] coagulates blood, which is a positively charged sol
D. \[C{{l}^{-}}\] ion coagulates blood, which is a negatively charged sol
Answer» B. \[F{{e}^{3+}}\] ion coagulates blood, which is a positively charged sol


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