Question

why some substance are metal and some are non metal​

Answer 1

Answer:

Ionic bonds form when a nonmetal and a metal exchange electrons, while covalent bonds form when electrons are shared between two nonmetals. An ionic bond is a type of chemical bond formed through an electrostatic attraction between two oppositely charged ions.

Answer 2

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• Metals are considered to be electropositive in nature due to their ability to donate electrons. Whereas non-metals are electronegative as they generally accept electrons. Metals are generally found in solid-state but non-metals exist in all the 3 states of matter i.e., solid, liquid and gas.

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