Question

The color of pure ozone(O₃) in the gaseous phase and liquid phase respectively are-

Answer 1

Colour of pure Ozone ${\mathrm{O}}_3$ :

• It is a molecule formed by a combination of three ozone molecules.
• Ozone is highly reactive and toxic.
• Ozone is a slightly blue colour in the gaseous phase.
• It is due to absorbing in higher frequency region colour.
• It is dark blue in liquid form and purple-black in solid form.

Hence The colour of pure ozone(O₃) in the gaseous phase and liquid phase respectively are blue and dark blue.