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↓ Periode		123456789101112131415161718
1
1
H
Waterstof
1.00794
Ontdekt
Smeltpunt
Kookpunt
Eletronen per schil
Electronconfiguratie
2
He
Helium
4.002602
2
3
Li
Lithium
6.941
4
Be
Beryllium
9.012182
5
B
Boor
10.811
6
C
Koolstof
12.0107
7
N
Stikstof
14.0067
8
O
Zuurstof
15.9994
9
F
Fluor
18.9984032
10
Ne
Neon
20.1797
3
11
Na
Natrium
22.98976928
12
Mg
Magnesium
24.305
13
Al
Aluminium
26.9815386
14
Si
Silicium
28.0855
15
P
Fosfor
30.973762
16
S
Zwavel
32.065
17
Cl
Chloor
35.453
18
Ar
Argon
39.948
4
19
K
Kalium
39.0983
20
Ca
Calcium
40.078
21
Sc
Scandium
44.955912
22
Ti
Titanium
47.867
23
V
Vanadium
50.9415
24
Cr
Chroom
51.9961
25
Mn
Mangaan
54.938045
26
Fe
IJzer
55.845
27
Co
Kobalt
58.933195
28
Ni
Nikkel
58.6934
29
Cu
Koper
63.546
30
Zn
Zink
65.38
31
Ga
Gallium
69.723
32
Ge
Germanium
72.63
33
As
Arseen
74.9216
34
Se
Seleen
78.96
35
Br
Broom
79.904
36
Kr
Krypton
83.798
5
37
Rb
Rubidium
85.4678
38
Sr
Strontium
87.62
39
Y
Yttrium
88.90585
40
Zr
Zirkonium
91.224
41
Nb
Niobium
92.90638
42
Mo
Molybdeen
95.96
43
Tc
Technetium
[98]
44
Ru
Ruthenium
101.07
45
Rh
Rhodium
102.9055
46
Pd
Palladium
106.42
47
Ag
Zilver
107.8682
48
Cd
Cadmium
112.411
49
In
Indium
114.818
50
Sn
Tin
118.71
51
Sb
Antimoon
121.76
52
Te
Telluur
127.6
53
I
Jood
126.90447
54
Xe
Xenon
131.293
6
55
Cs
Cesium
132.9054519
56
Ba
Barium
137.327
*
72
Hf
Hafnium
178.49
73
Ta
Tantaal
180.94788
74
W
Wolfraam
183.84
75
Re
Renium
186.207
76
Os
Osmium
190.23
77
Ir
Iridium
192.217
78
Pt
Platina
195.084
79
Au
Goud
196.966569
80
Hg
Kwik
200.59
81
Tl
Thallium
204.3833
82
Pb
Lood
207.2
83
Bi
Bismut
208.9804
84
Po
Polonium
[210]
85
At
Astaat
[210]
86
Rn
Radon
[222]
7
87
Fr
Francium
[223]
88
Ra
Radium
[226]
**
104
Rf
Rutherfordium
[267]
105
Db
Dubnium
[268]
106
Sg
Seaborgium
[269]
107
Bh
Bohrium
[270]
108
Hs
Hassium
[269]
109
Mt
Meitnerium
[278]
110
Ds
Darmstadtium
[281]
111
Rg
Röntgenium
[281]
112
Cn
Copernicium
[285]
113
Nh
Nihonium
[286]
114
Fl
Flerovium
[289]
115
Mc
Moscovium
[288]
116
Lv
Livermorium
[293]
117
Ts
Tennessine
[294]
118
Og
Oganesson
[294]
* Lanthaniden
57
La
Lanthaan
138.90547
58
Ce
Cerium
140.116
59
Pr
Praseodymium
140.90765
60
Nd
Neodymium
144.242
61
Pm
Promethium
[145]
62
Sm
Samarium
150.36
63
Eu
Europium
151.964
64
Gd
Gadolinium
157.25
65
Tb
Terbium
158.92535
66
Dy
Dysprosium
162.5
67
Ho
Holmium
164.93032
68
Er
Erbium
167.259
69
Tm
Thulium
168.93421
70
Yb
Ytterbium
173.054
71
Lu
Lutetium
174.9668
** Actiniden
89
Ac
Actinium
[227]
90
Th
Thorium
232.03806
91
Pa
Protactinium
231.03588
92
U
Uranium
238.02891
93
Np
Neptunium
[237]
94
Pu
Plutonium
[244]
95
Am
Americium
[243]
96
Cm
Curium
[247]
97
Bk
Berkelium
[247]
98
Cf
Californium
[251]
99
Es
Einsteinium
[252]
100
Fm
Fermium
[257]
101
Md
Mendelevium
[258]
102
No
Nobelium
[259]
103
Lr
Lawrencium
[262]
Alkalimetalen
Aardalkalimetalen
Overgangsmetalen
Hoofdgroepmetalen
Niet-metalen
Metalloïden
Halogenen
Edelgassen
Lanthaniden
Actiniden
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