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Question: Answered & Verified by Expert
Living in the atmosphere of $\mathrm{CO}$ is dangerous, because it
Chemistryp Block Elements (Group 13 & 14)AIIMSAIIMS 2012
Options:
  • A combines with $\mathrm{O}_2$ present inside to form $\mathrm{CO}_2$
  • B reduces organic matter of tissues
  • C combines with haemoglobin and makes it incapable to absorb oxygen
  • D dries up the blood.
Solution:
2544 Upvotes Verified Answer
The correct answer is: combines with haemoglobin and makes it incapable to absorb oxygen
Carbon monoxide combines with haemoglobin of blood to form a complex called carboxy-haemoglobin. Formation of this complex makes the haemoglobin incapable of oxygen transport. Due to which there will be oxygen deficiency in the blood.

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