Ferric chloride is applied to stop bleeding cut because

Options

A. `Fe^(3+)` ion coagulates blood, which is a negatively charged sol.
B. `Fe^(3+)` ion coagulates blood, which is a positively charged sol.
C. `Cl^(-)` ion coagulates blood, which is a positively charged sol.
D. `Cl^(-)` ion coagulates blood, which is a negatively charged sol.

Answer

A

Explanation

`FeCl_(3)` is an electrolyte give `Fe^(3+)` and blood contain negatively colloid so stop bleeding due to coagulation.