Test Index

JAMB Chemistry 2015 Paper

Question : 10

Total: 64

Atomicity of ozone is

Solution:

Concept:

Atomicity is the number of atoms present in a molecule of a substance.

Explanation:

Ozone is an allotrope of oxygen with the molecular formula

\mathrm{O}_3

A single ozone molecule contains three oxygen atoms.

Therefore, its atomicity is

3

Among the options, only option C gives the atomicity of ozone as

3

Answer:

C. 3

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