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 (Natrium)
12
Mg: Magnesium
13
Al: Aluminium (Aluminum)
14
Si: Silicon
15
P: Phosphorous
16
S: Sulfur
17
Cl: Chlorine
18
Ar: Argon
19
K: Potassium (Kalium)
20
Ca: Calcium
21
Sc: Scandium
22
Ti: Titanium
23
V: Vandium
24
Cr: Chromium