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Which of the following gases is the most danger... - JAMB Chemistry 1997 Question

Which of the following gases is the most dangerous pollutant?
A
Hydrogen sulphide
B
Carbon (lV) oxide
C
Sulphur (lV) oxide
D
Carbon (ll) oxide
correct option: d
Carbon monoxide is a colourless, odourless and tasteless gas that is produced by the incomplete combustion of fossil fuel. It is the most dangerous of all the pollutant gases and can cause death in very high concentrations.
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