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Question: Answered & Verified by Expert
To stop bleeding from cut we use ferric chloride, it is because
ChemistrySurface ChemistryNEET
Options:
  • A Fe3+ ion coagulates blood, which is a negatively charged sol
  • B Fe3+ ion coagulates blood, which is a positively charged sol
  • C Cl- coagulates blood, which is a positively charged sol
  • D Cl- ion coagulates blood, which is a negatively charged sol
Solution:
1024 Upvotes Verified Answer
The correct answer is: Fe3+ ion coagulates blood, which is a negatively charged sol
FeCl3 is a electrolyte give Fe3+ and blood contain negatively colloid so stop bleeding due to coagulation.

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