Question

Reducing smog is a mixture of:

• A. Smoke, fog and $O _{3}$
• B. Smoke, fog and $SO _{2}$
• C. Smoke, fog and $CH _{2}= CH - CHO$
• D. Smoke, fog and $N _{2} O _{3}$

Answer 1

Answer: (B)

Reducing or classical smog is the combination of smoke, fog and $SO_{2}$.