Question

where is ozone formed and write its formula what is its role in protecting the life on Earth how cfc's causes the depletion of Ozone

Answer 1

It's formula is O3 it protect us from the harmful radiations of sun

Answer 2

Ozone is formed in the stratosphere.

Formula-O3

Role-Ozone absorbs the harmful ultraviolent rays of the sun and does not let them reach us.

CFC contains Chlorine and Flourine.

When ozone reacts with these gases,depletion occurs.The consequence of this is that an ozone hole has been formed above Antarctica.