Question

Consider the following statements related to diamond and graphite.
I. Both diamond and graphite are used as abrasives.
II. Diamond and graphite have different arrangements of carbon atoms.
III. The carbon atoms in graphite have a different number of neutrons from those in diamond.
IV. The carbon atoms in both graphite and diamond have four single covalent bonds. The incorrect statement(s) is/are
A. I and III
B. II and IV
C. I, III and IV
D. All of these

Answer 1

Answer:

A.  i and iii

Explanation: