Which of the following is the pure form of carbon?
Adiamond
Bcoal
Cgraphite
Dfullerence
Answer:
D. fullerence
Read Explanation:
Fullerenes
Fullerenes are a form of pure carbon, discovered in 1985. They are molecules composed entirely of carbon atoms, arranged in a spherical or tubular structure.
Other forms of pure carbon include:
Diamond
Graphite
However, fullerenes are a distinct and fascinating form of pure carbon.