PERIOD 6

Specialty Definition: Period 6 element

(From Wikipedia, the free Encyclopedia)

A period 6 element is one of the chemical elements in the sixth row (or period) of the periodic table of the elements, including the Lanthanides.
These are:

Chemical elements in the sixth period
Group 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

#
Name 55
Cs 56
Ba 57-71 72
Hf 73
Ta 74
W 75
Re 76
Os 77
Ir 78
Pt 79
Au 80
Hg 81
Tl 82
Pb 83
Bi 84
Po 85
At 86
Rn

Lanthanides 57
La 58
Ce 59
Pr 60
Nd 61
Pm 62
Sm 63
Eu 64
Gd 65
Tb 66
Dy 67
Ho 68
Er 69
Tm 70
Yb 71
Lu

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Alkali metals Alkaline earths Lanthanide Actinides Transition metals

Other metals Metalloids Nonmetals Halogens Noble gases

Period 1 element - Period 2 element - Period 3 element - Period 4 element - Period 5 element - Period 6 element - Period 7 element - Period 8 element
Source: adapted by the editor from Wikipedia, the free encyclopedia under a copyleft GNU Free Documentation License (GFDL) from the article "Period 6 element."

Chemical elements in the sixth period
Group	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18
# Name	55 Cs	56 Ba	57-71	72 Hf	73 Ta	74 W	75 Re	76 Os	77 Ir	78 Pt	79 Au	80 Hg	81 Tl	82 Pb	83 Bi	84 Po	85 At	86 Rn
Lanthanides	57 La	58 Ce	59 Pr	60 Nd	61 Pm	62 Sm	63 Eu	64 Gd	65 Tb	66 Dy	67 Ho	68 Er	69 Tm	70 Yb	71 Lu
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INDEX

1. Bibliography

Alkali metals	Alkaline earths	Lanthanide	Actinides	Transition metals
Other metals	Metalloids	Nonmetals	Halogens	Noble gases