What can you learn about each element from the …

Sep 05, 2014 · in Groups In atoms of representative elements, the s and p sublevels of the highest occupied energy level are not filled. The Representative Elements Lithium (Li) 1s22s1 Neon (Ne) 1s22s22p63s1 Argon (Ar) 1s22s22p63s23p64s1 • In atoms of these Group 1 A elements, there is only one electron in the highest occupied energy level. ................
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