Period 2 element

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A period 2 element is one of the chemical elements in the second row (or period) of the periodic table of the elements.

These are:

Chemical elements in the second period
Group 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
#
Name
3
Li
4
Be
5
B
6
C
7
N
8
O
9
F
10
Ne
e--conf.