H
hydrogen
He
helium
Li
lithium
Be
Berylium
B
Boron
C
Carbon
N
Nitrogen
O
oxygen
F
fluorine
Ne
neon
Na
Sodium
Mg
Magnesium
Al
Aluminum
Si
Silicon
P
phosphorous
S
sulfur
Cl
Chlorine
Ar
Argon
K
Potassium
Ca
Calcium
Sc
Scandium
Ti
Titanium
V
Vanadium
Cr
Chromium