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1
1
H
Waterstof
1.00794
Ontdekte
Smeltpunt
Kookpunt
Elektrone per skil
Elektronkonfigurasie
2
He
Helium
4.002602
2
3
Li
Litium
6.941
4
Be
Berillium
9.012182
5
B
Boor
10.811
6
C
Koolstof
12.0107
7
N
Stikstof
14.0067
8
O
Suurstof
15.9994
9
F
Fluoor
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
Silikon
28.0855
15
P
Fosfor
30.973762
16
S
Swael
32.065
17
Cl
Chloor
35.453
18
Ar
Argon
39.948
4
19
K
Kalium
39.0983
20
Ca
Kalsium
40.078
21
Sc
Skandium
44.955912
22
Ti
Titaan
47.867
23
V
Vanadium
50.9415
24
Cr
Chroom
51.9961
25
Mn
Mangaan
54.938045
26
Fe
Yster
55.845
27
Co
Kobalt
58.933195
28
Ni
Nikkel
58.6934
29
Cu
Koper
63.546
30
Zn
Sink
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
Kripton
83.798
5
37
Rb
Rubidium
85.4678
38
Sr
Stronsium
87.62
39
Y
Yttrium
88.90585
40
Zr
Sirkonium
91.224
41
Nb
Niobium
92.90638
42
Mo
Molibdeen
95.96
43
Tc
Tegnesium
[98]
44
Ru
Rutenium
101.07
45
Rh
Rhodium
102.9055
46
Pd
Palladium
106.42
47
Ag
Silwer
107.8682
48
Cd
Kadmium
112.411
49
In
Indium
114.818
50
Sn
Tin
118.71
51
Sb
Antimonium
121.76
52
Te
Tellurium
127.6
53
I
Jodium
126.90447
54
Xe
Xenon
131.293
6
55
Cs
Sesium
132.9054519
56
Ba
Barium
137.327
*
72
Hf
Hafnium
178.49
73
Ta
Tantalium
180.94788
74
W
Wolfram
183.84
75
Re
Renium
186.207
76
Os
Osmium
190.23
77
Ir
Iridium
192.217
78
Pt
Platinum
195.084
79
Au
Goud
196.966569
80
Hg
Kwik
200.59
81
Tl
Tallium
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
Frankium
[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
Roentgenium
[281]
112
Cn
Copernicium
[285]
113
Nh
Nihonium
[286]
114
Fl
Flerovium
[289]
115
Mc
Moskovium
[288]
116
Lv
Livermorium
[293]
117
Ts
Tennessien
[294]
118
Og
Oganesson
[294]
* Lantaniede
57
La
Lantaan
138.90547
58
Ce
Serium
140.116
59
Pr
Praseodimium
140.90765
60
Nd
Neodimium
144.242
61
Pm
Prometium
[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
Tulium
168.93421
70
Yb
Ytterbium
173.054
71
Lu
Lutesium
174.9668
** Aktiniede
89
Ac
Aktinium
[227]
90
Th
Torium
232.03806
91
Pa
Protaktinium
231.03588
92
U
Uraan
238.02891
93
Np
Neptunium
[237]
94
Pu
Plutonium
[244]
95
Am
Amerikium
[243]
96
Cm
Curium
[247]
97
Bk
Berkelium
[247]
98
Cf
Kalifornium
[251]
99
Es
Einsteinium
[252]
100
Fm
Fermium
[257]
101
Md
Mendelevium
[258]
102
No
Nobelium
[259]
103
Lr
Lawrensium
[262]
Alkalimetale
Aardalkalimetale
Oorgangsmetale
Hoofgroepmetale
Niemetale
Metalloïdes
Halogene
Edelgasse
Lantaniede
Aktiniede
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