|
Promethium
|
Pm
|
61
|
Lanthanide
|
Prometheus of Greek mythology who stole fire from the Gods and gave it to humans
|
|
6
|
|
|
7.26
|
1315.00
|
3273.00
|
|
1.13
|
0.00
|
|
Samarium
|
Sm
|
62
|
Lanthanide
|
Samarskite, the name of the mineral from which it was first isolated
|
|
6
|
150.36
|
0.02
|
7.52
|
1345.00
|
2067.00
|
0.20
|
1.17
|
7.05
|
|
Europium
|
Eu
|
63
|
Lanthanide
|
Europe
|
|
6
|
151.96
|
0.00
|
5.24
|
1099.00
|
1802.00
|
0.18
|
1.20
|
2.00
|
|
Gadolinium
|
Gd
|
64
|
Lanthanide
|
Johan Gadolin, chemist, physicist and mineralogist
|
|
6
|
157.25
|
0.03
|
7.90
|
1585.00
|
3546.00
|
0.24
|
1.20
|
6.20
|
|
Terbium
|
Tb
|
65
|
Lanthanide
|
Ytterby, Sweden
|
|
6
|
158.93
|
0.00
|
8.23
|
1629.00
|
3503.00
|
0.18
|
1.20
|
1.20
|
|
Dysprosium
|
Dy
|
66
|
Lanthanide
|
the Greek dysprositos, 'hard to get'
|
|
6
|
162.50
|
0.00
|
8.55
|
1680.00
|
2840.00
|
0.17
|
1.22
|
5.20
|
|
Holmium
|
Ho
|
67
|
Lanthanide
|
Holmia, the New Latin name for Stockholm
|
|
6
|
164.93
|
0.00
|
8.80
|
1734.00
|
2993.00
|
0.17
|
1.23
|
1.30
|
|
Erbium
|
Er
|
68
|
Lanthanide
|
Ytterby, Sweden
|
|
6
|
167.26
|
0.00
|
9.07
|
1802.00
|
3141.00
|
0.17
|
1.24
|
3.50
|
|
Thulium
|
Tm
|
69
|
Lanthanide
|
Thule, the ancient name for Scandinavia
|
|
6
|
168.93
|
0.00
|
9.32
|
1818.00
|
2223.00
|
0.16
|
1.25
|
0.52
|
|
Ytterbium
|
Yb
|
70
|
Lanthanide
|
Ytterby, Sweden
|
|
6
|
173.05
|
0.00
|
6.97
|
1097.00
|
1469.00
|
0.16
|
1.10
|
3.20
|