Question

Which among the following is considered a primary pollutant directly emitted into the atmosphere?

A Sulfuric acid mist Correct Answer Incorrect Answer
B Nitric oxide (NO) Correct Answer Incorrect Answer
C Nitrogen dioxide (NO2) Correct Answer Incorrect Answer
D Particulate lead Correct Answer Incorrect Answer

Solution

Nitrogen dioxide (NO2) is a primary pollutant that is directly emitted into the atmosphere and is formed by the oxidation of nitric oxide (NO).

Practice Next
×
×