please solve it ⚡⚡⚡⚡⚡⚡
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Na =1S^2 2s^2 2p^6 3s^1
Cl = 1 s^2 2s^2 2p^6 3s^2 3p^5
Mg = 1s^2 2s^2 2p^6 3s^2
F = 1s^2 2s^2 2p^5
Ca = 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2
O = 1s^2 2s^2 2p^4
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