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