Metal with low melting point containing impurities of high melting point can be purified by

Low melting point metals are purified by:

Metals having low melting point are refined by….

Compound X consists of molecules. Choose the letter corresponding to the correct answer from the choices given below: X is likely to have a : [A] low melting point and high boiling point. [B] high melting point and low boiling point. [C] low melting point and low boiling point. [D] high melting point and high boiling 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.

The low melting point of alkali metals is due to