Which of the following forms stable compound with haemoglobin?
A
O2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
CO2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
CO
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
All of the above
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is CCO Carbon monoxide is an atmospheric pollutant present in vehicular exhaust and cigarette smoke. Carbon monoxide is a poisonous gas and reduces oxygen carrying capacity of blood. One molecule of hemoglobin combines with four molecules of carbon monoxide to form carboxyhemoglobin. The colour of carboxyhemoglobin is cherry red.