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Extended periodic table

This extended periodic table was suggested by Glenn T. Seaborg in 1969. It is a logical extension of the principles behind the standard periodic table to include as-yet-undiscovered elements.

Extended Periodic Table of the Elements
Period
1 1
H
2
He
2 3
Li
4
Be
5
B
6
C
7
N
8
O
9
F
10
Ne
3 11
Na
12
Mg
13
Al
14
Si
15
P
16
S
17
Cl
18
Ar
4 19
K
20
Ca
21
Sc
22
Ti
23
V
24
Cr
25
Mn
26
Fe
27
Co
28
Ni
29
Cu
30
Zn
31
Ga
32
Ge
33
As
34
Se
35
Br
36
Kr
5 37
Rb
38
Sr
39
Y
40
Zr
41
Nb
42
Mo
43
Tc
44
Ru
45
Rh
46
Pd
47
Ag
48
Cd
49
In
50
Sn
51
Sb
52
Te
53
I
54
Xe
6 55
Cs
56
Ba
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
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
7 87
Fr
88
Ra
89
Ac
90
Th
91
Pa
92
U
93
Np
94
Pu
95
Am
96
Cm
97
Bk
98
Cf
99
Es
100
Fm
101
Md
102
No
103
Lr
104
Rf
105
Db
106
Sg
107
Bh
108
Hs
109
Mt
110
Ds
111
Uuu
112
Uub
113
Uut
114
Uuq
115
Uup
116
Uuh
117
Uus
118
Uuo
8 119
Uue
120
Ubn
121
Ubu[?]
122
Ubb[?]
123
Ubt[?]
124
Ubq[?]
125
Ubp[?]
126
Ubh[?]
127
Ubs[?]
128
Ubo[?]
129
Ube[?]
130
Utn[?]
131
Utu[?]
132
Utb[?]
133
Utt[?]
134
Utq[?]
135
Utp[?]
136
Uth[?]
137
Uts[?]
138
Uto[?]
139
Ute[?]
140
Uqn[?]
141
Uqu[?]
142
Uqb[?]
143
Uqt[?]
144
Uqq[?]
145
Uqp[?]
146
Uqh[?]
147
Uqs[?]
148
Uqo[?]
149
Uqe[?]
150
Upn[?]
151
Upu[?]
152
Upb[?]
153
Upt[?]
154
Upq[?]
155
Upp[?]
156
Uph[?]
157
Ups[?]
158
Upo[?]
159
Upe[?]
160
Uhn[?]
161
Uhu[?]
162
Uhb[?]
163
Uht[?]
164
Uhq[?]
165
Uhp[?]
166
Uhh[?]
167
Uhs[?]
168
Uho[?]
9 169
Uhe[?]
170
Usn[?]
171
Usu[?]
172
Usb[?]
173
Ust[?]

Blocks
d-blockf-blockg-blockp-blocks-block

Standard Table - Alternate Table - Big Table - Huge Table - Wide Table - Extended Table

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