Question

If you are given two samples,how do you distinguish which one is metal or non metal

Answer 1

Answer:

by its lustre, by its conduction of electricity and heat, by its malleability, by the reaction of its oxides with acid and base.

Answer 2

Answer:

on basis of the following differences-

metal- generally solid at room temperature. lustrous or shiny. malleable.generally hard. ductile. good conductors of electricity. good conductors of heat. sonorous. high melting and boiling point.

Non metal- may be solid, liquid or gas at room temperature. non lustrous or dull. non malleable. generally soft. non ductile. poor conductors of electricity. poor conductors of heat. non sonorous. low melting or boiling point.

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