Question

Define allotrope with examples.

Answer 1

Allotrope Definition: The term allotrope refers to one or more forms of an elementary substance. Examples: Graphite and diamond are both allotropes of carbon. O2 and ozone, O3, are allotropes of oxygen.

Answer 2

Allotropes are different forms of the same element. Different bonding arrangements between atoms result in different structures with different chemical and physical properties. Allotropes occur only with certain elements, in Groups 13 through 16 in the Periodic Table.
eg: Graphite and diamond areallotropes of carbon.