Question

Choose the correct answer from the alternatives given in the brackets.
Even though it is a non-metal, graphite conducts electricity. It is due to the presence of ______ .
(free electrons / bonded electrons)

Answer 1

Presence of the free electrons is necessary for the conduction of electricity. Metals have free electrons hence they conduct electricity. Eventhough graphite is a non metal it is a good conductor of electricity due to the presence of free electrons.