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Periodic Table of the Chemical Elements
Alkali Metals
Alkali earth metals
Transition Metals
Post-Transition Metals
Metalloids
Non-Metals
Halogens
Lanthanides
Noble Gases
Actinides
Electronic Configuration
Symbol
Name
Atomic Number
1s¹
H
Hydrogen
1
C
Hg
H
Rf
Solid
Liquid
Gas
Unknown
1s
1
H
Hydrogen
1
1s
2
He
Helium
2
[He] 2s
1
Li
Lithium
3
[He] 2s
2
Be
Beryllium
4
[He] 2s
2
2p
1
B
Boron
5
[He] 2s
2
2p
2
C
Carbon
6
[He] 2s
2
2p
3
N
Nitrogen
7
[He] 2s
2
2p
4
O
Oxygen
8
[He] 2s
2
2p
5
F
Fluorine
9
[He] 2s
2
2p
6
Ne
Neon
10
[Ne] 3s
1
Na
Sodium
11
[Ne] 3s
2
Mg
Magnesium
12
[Ne] 3s
2
3p
1
Al
Aluminium
13
[Ne] 3s
2
3p
2
Si
Silicon
14
[Ne] 3s
2
3p
3
P
Phosphorus
15
[Ne] 3s
2
3p
4
S
Sulfur
16
[Ne] 3s
2
3p
5
Cl
Chlorine
17
[Ne] 3s
2
3p
6
Ar
Argon
18
[Ar] 4s
1
K
Potassium
19
[Ar] 4s
2
Ca
Calcium
20
[Ar] 3d
1
4s
2
Sc
Scandium
21
[Ar] 3d
2
4s
2
Ti
Titanium
22
[Ar] 3d
3
4s
2
V
Vanadium
23
[Ar] 3d
5
4s
1
Cr
Chromium
24
[Ar] 3d
5
4s
2
Mn
Manganese
25
[Ar] 3d
6
4s
2
Fe
Iron
26
[Ar] 3d
7
4s
2
Co
Cobalt
27
[Ar] 3d
8
4s
2
Ni
Nickel
28
[Ar] 3d
10
4s
1
Cu
Copper
29
[Ar] 3d
10
4s
2
Zn
Zinc
30
[Ar] 3d
10
4s
2
4p
1
Ga
Gallium
31
[Ar] 3d
10
4s
2
4p
2
Ge
Germanium
32
[Ar] 3d
10
4s
2
4p
3
As
Arsenic
33
[Ar] 3d
10
4s
2
4p
4
Se
Selenium
34
[Ar] 3d
10
4s
2
4p
5
Br
Bromine
35
[Ar] 3d
10
4s
2
4p
6
Kr
Krypton
36
[Kr] 5s
1
Rb
Rubidium
37
[Kr] 5s
2
Sr
Strontium
38
[Kr] 4d
1
5s
2
Y
Yttrium
39
[Kr] 4d
2
5s
2
Zr
Zirconium
40
[Kr] 4d
4
5s
1
Nb
Niobium
41
[Kr] 4d
5
5s
1
Mo
Molybdenum
42
[Kr] 4d
5
5s
2
Tc
Technetium
43
[Kr] 4d
7
5s
1
Ru
Ruthenium
44
[Kr] 4d
8
5s
1
Rh
Rhodium
45
[Kr] 4d
10
5s
0
Pd
Palladium
46
[Kr] 4d
10
5s
1
Ag
Silver
47
[Kr] 4d
10
5s
2
Cd
Cadmium
48
[Kr] 4d
10
5s
2
5p
1
In
Indium
49
[Kr] 4d
10
5s
2
5p
2
Sn
Tin
50
[Kr] 4d
10
5s
2
5p
3
Sb
Antimony
51
[Kr] 4d
10
5s
2
5p
4
Te
Tellurium
52
[Kr] 4d
10
5s
2
5p
5
I
Iodine
53
[Kr] 4d
10
5s
2
5p
6
Xe
Xenon
54
[Xe] 6s
1
Cs
Cesium
55
[Xe] 6s
2
Ba
Barium
56
[Xe] 5d
1
6s
2
La
Lanthanum
57
[Xe] 4f
1
5d
1
6s
2
Ce
Cerium
58
[Xe] 4f
3
6s
2
Pr
Praseodymium
59
[Xe] 4f
4
6s
2
Nd
Neodymium
60
[Xe] 4f
5
6s
2
Pm
Promethium
61
[Xe] 4f
6
6s
2
Sm
Samarium
62
[Xe] 4f
7
6s
2
Eu
Europium
63
[Xe] 4f
7
5d
1
6s
2
Gd
Gadolinium
64
[Xe] 4f
9
6s
2
Tb
Terbium
65
[Xe] 4f
10
6s
2
Dy
Dysprosium
66
[Xe] 4f
11
6s
2
Ho
Holmium
67
[Xe] 4f
12
6s
2
Er
Erbium
68
[Xe] 4f
13
6s
2
Tm
Thulium
69
[Xe] 4f
14
6s
2
Yb
Ytterbium
70
[Xe] 4f
14
5d
1
6s
2
Lu
Lutetium
71
[Xe] 4f
14
5d
2
6s
2
Hf
Hafnium
72
[Xe] 4f
14
5d
3
6s
2
Ta
Tantalum
73
[Xe] 4f
14
5d
4
6s
2
W
Tungsten
74
[Xe] 4f
14
5d
5
6s
2
Re
Rhenium
75
[Xe] 4f
14
5d
6
6s
2
Os
Osmium
76
[Xe] 4f
14
5d
7
6s
2
Ir
Iridium
77
[Xe] 4f
14
5d
9
6s
1
Pt
Platinum
78
[Xe] 4f
14
5d
10
6s
1
Au
Gold
79
[Xe] 4f
14
5d
10
6s
2
Hg
Mercury
80
[Xe] 4f
14
5d
10
6s
2
6p
1
Tl
Thallium
81
[Xe] 4f
14
5d
10
6s
2
6p
2
Pb
Lead
82
[Xe] 4f
14
5d
10
6s
2
6p
3
Bi
Bismuth
83
[Xe] 4f
14
5d
10
6s
2
6p
4
Po
Polonium
84
[Xe] 4f
14
5d
10
6s
2
6p
5
At
Astatine
85
[Xe] 4f
14
5d
10
6s
2
6p
6
Rn
Radon
86
[Rn] 7s
1
Fr
Francium
87
[Rn] 7s
2
Ra
Radium
88
[Rn] 6d
1
7s
2
Ac
Actinium
89
[Rn] 6d
2
7s
2
Th
Thorium
90
[Rn] 5f
2
6d
1
7s
2
Pa
Protactinium
91
[Rn] 5f
3
6d
1
7s
2
U
Uranium
92
[Rn] 5f
4
6d
1
7s
2
Np
Neptunium
93
[Rn] 5f
6
7s
2
Pu
Plutonium
94
[Rn] 5f
7
7s
2
Am
Americium
95
[Rn] 5f
7
6d
1
7s
2
Cm
Curium
96
[Rn] 5f
9
7s
2
Bk
Berkelium
97
[Rn] 5f
10
7s
2
Cf
Californium
98
[Rn] 5f
11
7s
2
Es
Einsteinium
99
[Rn] 5f
12
7s
2
Fm
Fermium
100
[Rn] 5f
13
7s
2
Md
Mendelevium
101
[Rn] 5f
14
7s
2
No
Nobelium
102
[Rn] 5f
14
7s
2
7p
1
Lr
Lawrencium
103
[Rn] 5f
14
6d
2
7s
2
Rf
Rutherfordium
104
[Rn] 5f
14
6d
3
7s
2
Db
Dubnium
105
[Rn] 5f
14
6d
4
7s
2
Sg
Seaborgium
106
[Rn] 5f
14
6d
5
7s
2
Bh
Bohrium
107
[Rn] 5f
14
6d
6
7s
2
Hs
Hassium
108
[Rn] 5f
14
6d
7
7s
2
Mt
Meitnerium
109
[Rn] 5f
14
6d
9
7s
1
Ds
Darmstadtium
110
[Rn] 5f
14
6d
10
7s
1
Rg
Roentgenium
111
[Rn] 5f
14
6d
10
7s
2
Cn
Copernicium
112
[Rn] 5f
14
6d
10
7s
2
7p
1
Nh
Nihonium
113
[Rn] 5f
14
6d
10
7s
2
7p
2
Fl
Flerovium
114
[Rn] 5f
14
6d
10
7s
2
7p
3
Mc
Moscovium
115
[Rn] 5f
14
6d
10
7s
2
7p
4
Lv
Livermorium
116
[Rn] 5f
14
6d
10
7s
2
7p
5
Ts
Tennessine
117
[Rn] 5f
14
6d
10
7s
2
7p
6
Og
Oganesson
118