Question

I) Name a non-metal which shows the following properties:

a) Is yellow and volatilizes at high temperatures,
b) Is hard and has a high melting point,
c) Is hard and has a high melting point.
d) Has lustre but does not sublime on heating.

Answer 1

a) Sulfur is a non-metal that is yellow and volatilizes at high temperatures.

b) Diamond is the hardest known naturally occurring substance and has a very high melting point.

c) Graphite is another non-metal that is relatively hard and has a high melting point.

d) Iodine is a non-metal that exhibits lustre but does not sublime on heating.