question archive The elements of group 15
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The elements of group 15.
The of group 15 (column) VA of all have electron configurations of ##s^2 p^3##, giving them five . These elements include Nitrogen (N), Phosphorus (P), Arsenic (As), Antimony (Sb) and Bismuth (Bi).
Looking at the fourth energy level or period (row) of the periodic table we will find that the element Arsenic is in the 4th energy level and in group 17. Arsenic has an of ##[Ar] 4s^2 3d^10 4p^3##. The s and p orbitals of arsenic have 2 and 3 electrons respectively making 5 .