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Why does one electron in a potassium atom go into the fourth energy level instead of squeezing into the third energy level along with the eight already there?

Respuesta :

Max amount of electrons in a shell is 8. Once you hit 8 the electron has to start a new shell
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Answer:

Explanation:

Because the third shell is full, the rule of quantum mechanics prevent the third level from holding more than eight electrons.

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