Graphite

Is graphite a pure element?
Graphite is made of pure carbon. Carbon atoms are capable of forming bonds which create a number of different structures. Diamond and graphite are two...
Is Graphite a pure substance or mixture?
Pure substance : Graphite and diamond, both are made up of only one kind of atom, carbon. Mixture : Air and milk, both contain constitutent in variabl...
Why intake of pencil graphite is not so dangerous as diamond?
Is pencil graphite poisonous?Why graphite is used in pencil lead but diamonds are not?Is graphite harmful for human body?Can pencil lead become diamo...