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Chemistry · PYQ NEET UG 2020

हिन्दी

Which of the following is INCORRECT about carbon monoxide?

  1. It reduces oxygen carrying ability of blood.
  2. The carboxyhaemoglobin (haemoglobin bound to CO) is less stable than oxyhaemoglobin.
  3. It is produced due to incomplete combustion.
  4. It forms carboxyhaemoglobin.

Correct answer · Option 2

The carboxyhaemoglobin (haemoglobin bound to CO) is less stable than oxyhaemoglobin.

Explanation

Carboxyhaemoglobin is about 300 times more stable than oxyhaemoglobin, making statement 2 incorrect.
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