Question

Which of the following statements about photochemical smog is wrong?

• A. It has high concentration of oxidising agents
• B. It has low concentration of oxidising agent
• C. It can be controlled by controlling the release of $N{O}_2$, hydrocarbons, ozone etc
• D. Plantation of some plants like pinus helps in controlling photochemical smog

Answer 1

Answer: (B)

Photochemical smog has high concentration of oxidising agents, hence it is also known as oxidising smog.