Question

define atom?????????????​

Answer 1

Atoms are the basic units of matter and the defining structure of elements.

Answer 2

ᴡʜᴀᴛ ɪꜱ ᴀɴ ᴀᴛᴏᴍ?

$\rightarrow$ Atom is the smallest particle of the chemical element.

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$\rightarrow$ Atoms are composed of electrons and a nucleus. The nucleus contains protons and neutrons.

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$\rightarrow$ All atoms are electrically neutral, because every atom has an equal number of electrons and protons.

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$\rightarrow$ Nearly all of the atom's mass is located in the nucleus. The nucleus is tiny compared with the total size of the atom.

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$\rightarrow$ An atom's chemical behavior is determined by the arrangement of its electrons.

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$\rightarrow$ Atoms may combine with one another by chemical bonding to produce molecules. They may also ionize to form ionic compounds.

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