Question

least some expectional element of metal and non metal

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Answer 1

Answer:

Mercury and gallium both are metals but at room temperature, they are in liquid state.

Metals have high melting point. ...

Metals generally sink in water due to high density. ...

Most of the non-metals have very low density.

Explanation:

Hope it helps

Answer 2

Answer:

Metals Non-metals

Metals have lustre. Mercury and gallium are an exception. Non-metals do not have lustre, Iodine and diamond are exceptions.

Metals are solids at room temperature. Mercury is an exception being liquid. Non-metals are either solid or gaseous. Bromine is an exception being in a liquid state.

Metals generally possess the property of hardness. Non-metals do not possess the property of hardness.

They are ductile and malleable. They are non-ductile and malleable.

Metals are good conductors of heat and electricity. Non-metals are bad conductors of heat and electricity except graphite.