Chemistry note set 3 / Quiz FC-4

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Last updated 12:54 AM on 9/6/26
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4 Terms

1
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What is the formula to find the number of electrons that fit in a energy shell?

2n²

2
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What is the atom neutrality rule

Atoms must be neutral and stable. If another electron is added at any time, there must be a inverse proton added in order to keep the atom stable and fully neutral.

3
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How many elements exist?

118

4
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How many electrons can the first 3 energy shells hold?

1st shell: 2
2nd shell: 8
3rd shell: 18