Element Group 15 (IMAGE)
Caption
Section from the periodic table: Nitrogen (red) and the heavier elements phosphorus, arsenic, antimony and bismuth (green) belong to the element group 15. Under extremely high pressures, nitrogen, like these other group members, has a structure consisting of zigzag-shaped two-dimensional layers. Left and right are the groups 14 and 16, headed by carbon and oxygen.
Credit
Image: Dominique Laniel.
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