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Ferric chloride is applied to stop bleeding due to a cut because :

Answer»

`Fe^(3+)` ion coagulates blood which is a negatively CHARGED sol.
`Fe^(3+)` ion coagulates blood which is a POSITIVELY charged sol.
`Cl^(-)` ion coagulates blood which is positively charged sol.
`Cl^(-)` ion coagulates blood which is a negatively charged sol.

Solution :`Fe^(3+)` ions coagulate the solble proteins (present in blood plasma) which are negetively charged. (REMEMBER that when a blood vessel breaks, bleeding stops by itself afte rsometime. It is due to colustering together of platelest (blood particles) to from a plug).


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