Period 6 elements
Period 6 is the long row containing 32 elements, including all 15 lanthanides (cerium through lutetium), the heavy noble gas radon, plus gold, mercury, platinum and tungsten.
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55
132.905
Cs
Cesium
Alkali Metal
56
137.328
Ba
Barium
Alkaline Earth Metal
57
138.905
La
Lanthanum
Lanthanide
58
140.116
Ce
Cerium
Lanthanide
59
140.908
Pr
Praseodymium
Lanthanide
60
144.242
Nd
Neodymium
Lanthanide
61
145
Pm
Promethium
Lanthanide
62
150.362
Sm
Samarium
Lanthanide
63
151.964
Eu
Europium
Lanthanide
64
157.253
Gd
Gadolinium
Lanthanide
65
158.925
Tb
Terbium
Lanthanide
66
162.5
Dy
Dysprosium
Lanthanide
67
164.93
Ho
Holmium
Lanthanide
68
167.259
Er
Erbium
Lanthanide
69
168.934
Tm
Thulium
Lanthanide
70
173.045
Yb
Ytterbium
Lanthanide
71
174.967
Lu
Lutetium
Lanthanide
72
178.492
Hf
Hafnium
Transition Metal
73
180.948
Ta
Tantalum
Transition Metal
74
183.841
W
Tungsten
Transition Metal
75
186.207
Re
Rhenium
Transition Metal
76
190.233
Os
Osmium
Transition Metal
77
192.217
Ir
Iridium
Transition Metal
78
195.085
Pt
Platinum
Transition Metal
79
196.967
Au
Gold
Transition Metal
80
200.592
Hg
Mercury
Transition Metal
81
204.382
Tl
Thallium
Post-Transition Metal
82
207.21
Pb
Lead
Post-Transition Metal
83
208.98
Bi
Bismuth
Post-Transition Metal
84
209
Po
Polonium
Post-Transition Metal
85
210
At
Astatine
Metalloid
86
222
Rn
Radon
Noble Gas