Question
Give the electron configurations for the following ions: $\mathrm{P}^{5+}, \mathrm{P}^{3-}, \mathrm{Sn}^{4+}, \mathrm{Se}^{2-}, \mathrm{I}^{-},$ and$\mathrm{Ni}^{2+}$
Step 1
The electron configuration of phosphorus (P) is $1s^{2} 2s^{2} 2p^{6} 3s^{2} 3p^{3}$, of tin (Sn) is $1s^{2} 2s^{2} 2p^{6} 3s^{2} 3p^{6} 3d^{10} 4s^{2} 4p^{6} 4d^{10} 5s^{2} 5p^{2}$, of selenium (Se) is $1s^{2} 2s^{2} 2p^{6} 3s^{2} 3p^{6} 3d^{10} 4s^{2} 4p^{4}$, Show more…
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