Lanthanides

57

138.91

LaLanthanum

58

140.12

CeCerium

59

140.91

PrPraseodymium

60

144.24

NdNeodymium

61

145

PmPromethium

62

150.36

SmSamarium

63

151.96

EuEuropium

64

157.25

GdGadolinium

65

158.93

TbTerbium

66

162.5

DyDysprosium

67

164.93

HoHolmium

68

167.26

ErErbium

69

168.93

TmThulium

70

173.05

YbYtterbium

71

174.97

LuLutetium