Question

How do distinguish whether a substance is metal or non metal?? ​

Answer 1

Answer:

If you take sodium: it posses majority of properties like a metal-it posses shiny nature, it is good conductor of heat and electricity. If you take Diamond (One of Allotrope of Carbon)-it posses majority of non-metal properties, so it is considered to be non-metal

Answer 2

Answer:

metals form basic oxides whereas nonmetals form acidic oxides.

metallic substance are lustrous whereas nonmetallic substance are dull.

metals are good conductor of electricity.

Explanation:

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