1.

Bleeding due to a cut can be stopped by applying ferric chloride solution in the laboratory. This is due to

Answer»

COAGULATION of NEGATIVELY charged blood particles by`Fe^(3+)` ions
Coagulation of positively charged blood particles byClior
Reaction taking PLACE between ferric ions and the haemoglobin forming a complex
Common element, iron, in both FeCl3 and haemoglobin

Solution :The colloidal blood particles are negatively charged which are coagulated by `Fe^(3+)`ions and the bleeding of the cut stops.


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