Boron and Carbon FamilyHard
Question
Graphite is a soft solid lubricant extremely difficult to melt. The reason for this anomalous behaviour is that graphite
Options
A.is an allotropic form of diamond
B.has molecules of variable molecular masses like polymers
C.has carbon atoms arranged in large plates of rings of strongly bound carbon atoms with weak interplate bonds
D.is a non-crystalline substance
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