Ytterbium (Yb)
Atomic Data for Ytterbium (Yb)
Atomic Number = 70
Atomic Weight = 173.04
Reference
E95
Isotope
Mass
Abundance
Spin
Mag Moment
168
Yb
167.933894
0.13%
0
170
Yb
169.934759
3.05%
0
171
Yb
170.936323
14.3%
1/2
+0.4919
172
Yb
171.936378
21.9%
0
173
Yb
172.938208
16.12%
5/2
-0.6776
174
Yb
173.938859
31.8%
0
176
Yb
175.942564
12.7%
0
Yb 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
5
s
2
5
p
6
)4
f
1
4
6
s
2
1
S
0
Ionization energy 50443.2 cm
-1
(6.25416 eV) Ref.
A80
Yb 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
5
s
2
5
p
6
)4
f
1
4
6
s
2
S
1
/
2
Ionization energy 98207 cm
-1
(12.176 eV) Ref.
SK79
