How do you know how many shells of electrons an element has, and how do you find out on the periodic table?

Question

Ciara Montgomery

Chemistry

18 November, 01:55

How do you know how many shells of electrons an element has, and how do you find out on the periodic table?

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Zoe Chen · Answer 1

To determine the number of shells an atom has, simply remember that the value increases every time you move down the period of the periodic table. For instance the first row has 1 shell only. The second period only has 2 shells. And so on.