What is allotrope?

Answer 1

In chemistry, an allotropism is the ability of an element to exist in more than one physical form without a change of state.

Answer 2

Allotropes are different forms of an element. For example phosphorus occurs as red phophorus, white phosphorus , black phosphorus, violet phosphorus all are pure phosphorus but the structure of the solids are different.

Answer 3

Allotrope is a product formed by different number of atoms by the same element. For example ozone is the allotrope of oxygen.