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Hydrogen
1
Helium
4
Lithium
7
Beryllium
9
Boron
11
Carbon
12
Nitrogen
14
Oxygen
16
Fluorine
19
Neon
20
Sodium
23
Magnesium
24
Alluminium
27
Silicon
28
Phosphorus
31
Sulphur
32
Chlorine
35.5
Argon
40
Potassium
39
Calcium
40