KCET 2007 Chemistry Solved Paper

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Question : 3 of 60

Marks: +1, -0

Graphite is a soft solid lubricant extremely difficult to melt. The reason for this anomalous behaviour is that graphite -

has molecules of variable molecular masses like polymers.
has carbon atoms arranged in large plates of rings of strongly bound carbon atoms with weak interplate bonds.
is a non-crystalline substance.
is an allotropic form of carbon.

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