Ozone: Preparation, Structure, Properties and Uses

Which of the following reactions is incorrect?

Which of the following properties is not true for ozone?

Ozone is prepared by passing silent electric discharge through oxygen. In this reaction:

Which of the statements below is/are correct?
(i) Ozone is a toxic gas.
(ii) Ozone is a strong oxidising agent.
(iii) Ozone cannot react with unburnt hydrocarbons in the air. 

What happens when $\mathrm{NO}$ reacts with ${\mathrm{O}}_3$ in upper atmosphere?
 

Ozone is:

${\mathrm{O}}_3$ acts as a powerful oxidising agent. Give reason.
 

Give the name of chemicals that are responsible for the depletion of ozone layer.

Write the two major causes for the destruction of ozone layer.

Give reasons for the following :

The two oxygen-oxygen bond lengths in ozone molecule are identical.

Account for the following -

The two $\mathrm{O}-\mathrm{O}$ bond lengths in the ozone molecule are equal.

Which of the following is the correct statement?

How is ozone estimated?
 

Ozone acts as oxidizing and reducing agent. Explain with examples.
 

Explain: Protective umbrella as ozone for $UV$ from sun.
 

Name the aerosol which cause the depletion of ozone.

How is ${\mathrm{O}}_3$ estimated quantitatively ?

Which aerosol deplete ozone ?

Why does ${\mathrm{O}}_3$ act as a powerful oxidizing agent ?

Cotyledons are also called-