JAMB - Chemistry (2010 - No. 16)
Carbon (II) oxide is considered dangerous if inhaled mainly because it?
can cause injury to the nervous system
competes with oxygen in the blood
competes with carbon (IV) oxide in the blood
can cause lung cancer
Explanation
Carbon monoxide is harmful when breathed because it displaces oxygen in the blood and deprives the heart, brain and other vital organs of oxygen.