10 Eight Allotropes of Carbon (From Wikipedia) (a)Diamond (b)Graphite (c)Lonsdaleite (d)Fullerene (C60) (e)Fullerene (C540) (f)Fullerene (C70) (g)Amorphous carbon (h)Carbon nanotube (CNT) Allotropy is a behavior exhibited by certain chemical elements: these elements can exist in two or more different forms, known as allotropes of that element.
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