Redirected from Group 15 element
The pnictogens are:
The spelling pnicogen is also recorded. Both spellings derive from the Greek πνίγειν (pnigein), to choke or stifle, which is a property of nitrogen.
Centuries: 12th century - 13th century - 14th century
Decades: 1220s 1230s 1240s 1250s 1260s - 1270s - 1280s 129 ...
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