30Atmospheric Chemistry Air PollutionMedium1 mark
Three air pollutants, X, Y and Z, are described.
X is a toxic gas formed by the incomplete combustion of fossil fuels.
Y is formed by decomposing vegetation and increases global warming.
Z is a cause of breathing problems and acid rain.
What are X, Y and Z?
| X | Y | Z | |
|---|---|---|---|
| A | carbon monoxide | methane | nitrogen oxides |
| B | carbon monoxide | particulates | carbon dioxide |
| C | sulfur dioxide | methane | particulates |
| D | sulfur dioxide | particulates | carbon dioxide |