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14 January, 12:32

What makes an atom or object neutral?

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  1. 14 January, 15:22
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    Atom is neutral due to proton number and electron number being equal.

    For example, take helium atom. It has 2 protons. To make it neutral, it must have 2 electrons.

    A proton has + 1e charge and an electron has - 1e charge so they cancel each other out and have 0e charge.
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