Q. Depletion of ozone layer over Antarctica takes place
A) In November
B) In the months of September and October
C) In the months of October and November
D) In summers
Explanation
(b)
During spring season $ie$, in the month of September and October, the sunlight returs to the Antarctica and breaks up the clouds and photolysis HOCl and $Cl_{2}$
[image:14_image6.emf]
These [image:14_image7.emf]free radical again reacts with ozone molecules and leads to ozone depletion
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.