Home Chemistry Surface Chemistry NTA Abhiyas Question Bleeding is stopped by the application of fe…
Chemistry Surface Chemistry NTA Abhiyas Question Single Correct MCQ
Published on: August 13, 2026

Bleeding is stopped by the application of ferric chloride. This is because:

A
The blood starts flowing in opposite direction
B
The blood reacts and forms a solid, which seals the blood vessel
C
The blood is coagulated and thus the blood vessel is sealed
D
The ferric chloride seals the blood vessel

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Text Solution

Verified by Experts
The correct answer is:
C

Blood is a colloidal solution and FeCl 3 is a strong coagulant. Blood contains colloidal impurities and FeCl 3 neutralizes the charge on these colloidal impurities and clotting of blood begins which blocks the vessels and prevents any further flow of blood.

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