Choose the INCORRECT statement.
A)The strong C-C and C-H bonds are very important in organic chemistry.
B)At standard temperature and pressure graphite is more stable than diamond.
C)Graphite changes spontaneously but very slowly to diamond.
D)Pencil lead is a graphite and clay mixture.
E)No harder substance than diamond is known.

Question

Quizplus · Accepted Answer

Graphite does not change spontaneously to diamond. The conversion of graphite to diamond requires high pressure and temperature, such as those found in the Earth's mantle.

Choose the INCORRECT Statement