Question

give a reason why carbon exhibits allotropy

Answer 1

Because of its property of catentation, it can make infinite bond with carbon itself which creates alltropes of carbon

Answer 2

Carbon exhibits allotropy due to the following reasons:

Firstly, the methods of formation or preparation of the element are different. Secondly, the arrangement of atoms in a given form changes according to its method of formation or preparation. Thirdly, the element has different energies in different forms. Lastly, the conditions like pressure, light and temperature are different at the time of formation or preparation of the element which gives rise to different forms.