Manganese (Mn)
Atomic Data for Manganese (Mn)
Atomic Number = 25
Atomic Weight = 54.93805
Reference
E95
Isotope
Mass
Abundance
Spin
Mag Moment
55
Mn
54.938047
100%
5/2
+3.4687
Mn I Ground State 1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
5
4
s
2
6
S
5
/
2
Ionization energy 59959.4 cm
-1
(7.43402 eV) Ref.
SC85
Mn II Ground State 1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
5
4
s
7
S
3
Ionization energy 126145.0 cm
-1
(15.6400 eV) Ref.
SC85