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• Poids atomique (1)
Nombnl
Elément
Symbole
PoId8 8tomlque
8tomlque
1
Hydrogen (Hydrogène)
H
1,00794
2
Helium (H61ium)
He
4,002602
3
Lithium (Lithium)
Li
6,941
4
Beryllium (Urylium)
Be
9,012182
5
Boron
(Bore)
B
10,811
6
Carbon
(Carbone)
C
12,011
7
Nitrogen
(Azote)
N
14,00674
8
Oxygen (Oxygène)
0
15,9994
9
Fluorine (Fluor)
F
18,9984032
10
Neon (N60n)
Ne
20,179
11
Sodium (Sodium)
Na
22,989768
12
Magnesium (Magn6sium)
Mg
24,3050
13
Aluminium (Aluminium)
AI
26,981539
14
Silicon
(Silicium)
Si
28,0855
15
Phosphorus (Phosphore)
P
30,973762
16
Su1fur
(Soufre)
S
32,066
17
Chlorine (Chlore)
CI
35,4527
18
Argon
(Argon)
Ar
39,948
19
Potassium (potassium)
K
39,0983
20
Calcium
(Calcium)
Ca
40,078
21
Scandium (Scandium)
Sc
44,955910
22
Titanium (Titane)
Ti
47,88
23
Vanadium (Vanadium)
V
50,9415
24
Chromium
(Chrome)
Cr
51,9961
25
Manganose (Manganèse)
Mn
54,93805
26
Iron (Fer)
Fe
55,847
27
Cobalt (Cobalt)
Co
58,93320
28
Nickel (Nickel)
Ni
58,69
29
Copper(Cuivre)
Cu
63,546
30
Zinc (Zinc)
Zn
65,39
31
Gallium
(Gallium)
Ga
69,723
32
Germanium
(Germanium)
Ge
72,61
33
Arsenic
(Arsénic)
As
74,92159
34
Selenium (Sélénium)
Se
78,96
35
Bromine (Brome)
Br
79,904
36
Krypton (Krypton)
Kr
83,80
37
Rubidium (Rubidium)
Rb
85,4678
38
Strontium (Strontium)
Sr
87,62
39
yttrium (Yttrium)
Y
88,90585
40
Zirconium (Zirconium)
Zr
91,224
88
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