Name a non-metal having a very high melting point.

Answer the following question in one sentence : Name two non-metals having high melting points.

A non-metal having high melting point…………. .

Name a nonmetal of very high melting point .

Write one example each of : (i) a metal having low melting point and a metal having high melting point. (ii) a metal which is a poor conductor of electricity and a non-metal which is a good conductor of electricity.

Name the metal which has very low melting point and can melt with heat of your palm ?