Question

Which of the following gases do not form part of the atmosphere?

• A. Nitrogen
• B. Chlorine
• C. Carbon idoxide
• D. Oxygen
• E. Ozone

Answer 1

The correct option is B Chlorine

Nitrogen$\left(N_2\right)$, Carbon dioxide$\left(C{O}_2\right)$, Oxygen$\left(O_2\right)$, Ozone$\left(O_3\right)$ are part of the atmosphere but chlorine$\left(C{l}_2\right)$ is not a part of atmosphere.

So answer is B.