Berkelium (Bk)
Atomic Data for Berkelium (Bk)
Atomic Number = 97
Atomic Weight = (247)
Reference
E95
Isotope
Mass
Abundance
Spin
Mag Moment
247
Bk
247.070300
0
3/2
249
Bk
249.074980
0
7/2
2.0
Bk I Ground State 1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
1
0
4
s
2
4
p
6
4
d
1
0
4
f
1
4
5
s
2
5
p
6
5
d
1
0
6
s
2
6
p
6
5
f
9
7
s
2
6
H°
1
5
/
2
Ionization energy 49989 cm
-1
(6.1979 eV) Ref.
KDEE97
Bk II Ground State 1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
1
0
4
s
2
4
p
6
4
d
1
0
4
f
1
4
5
s
2
5
p
6
5
d
1
0
6
s
2
6
p
6
5
f
9
7
s
(
1
5
/
2
,
1
/
2
)°
8
