Question
Chemistry Question on Solutions
Bleeding due to a cut can be stopped by applying ferric chloride solution in the laboratory. This is due to
A
coagulation of negatively charged blood particles by Fe3+ ions.
B
coagulation of positively charged blood particles by Cl− ions.
C
reaction taking place between ferric ions and the haemoglobin forming a complex.
D
common element, iron, in both FeCl3 and haemoglobin.
Answer
coagulation of negatively charged blood particles by Fe3+ ions.
Explanation
Solution
The correct option is (A): coagulation of negatively charged blood particles by Fe3+ ions.