Question

1. From the list given below select the correct substance
which is most suitable to the statements given
(oxygen, diamond, zinc, graphite, gold)
(a) A metal which is brittle,
(b) A non-metal which is a good conductor of
electricity.
(c) The hardest naturally occurring substance.
(d) The most ductile metal.
(e) A gaseous non-metal.​

Answer 1

A metal which is brittle,