1.

To stop bleeding from cut we use ferric chloride, it is 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^(-)` coagulates blood, which is a positively charged sol
`Cl^(-)` ion coagulates blood, which is a negatively charged sol

Answer :A


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