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Three elements have the electron configurations 1s22s22p°3s23p°, 1s22s22p°3s2, and 1s2s22p63s23p°4s. The first ionization en

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Element . Symbol / First Ionization Energy (Milmoi) Atomic. radius (Pm) Ar 4.527 . 97. Electroni Configuration lis? 2s22p6 35

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Three elements have the electron configurations 1s22s22p°3s23p°, 1s22s22p°3s2, and 1s2s22p63s23p°4s'. The first ionization energies of these...
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