Civil Services TSPSC Group 1 Mock Test 2022-23 General Science Chemistry Classification of Elements and Periodicity in Properties
Which of the following statements are correct?
(a) Diamond is a non-conductor of electricity.
(b) Graphite has a two-dimensional sheet-like structure.
(c) Graphite conducts electricity.
(d) Diamond is used for rock drilling.
1
All of the above
2
Only (a), (b), (c)
3
Only (a), (b)
4
Only (b), (c)