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19 April, 07:35

What is the maximum number of electrons that can occupy the 3rd electron shell?

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  1. 19 April, 08:17
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    The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on.

    The general formula is that the nth shell can in principle hold up to 2 (n2) electrons.
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