2s
See also:
2S
and
2's
Translingual
Noun
2s
(
chemistry
,
physics
)
an
electron
orbital
type
Related terms
1s
2p
3d
3p
3s
4d
4f
4p
4s
d
f
p
s
English
Noun
2s
(
numbers
)
plural of
2
;
Alternative form of
twos
.
Anagrams
S-2