Sodium
Na
Boron
B
Hydrogen
H
Helium
He
Sulfur
S
Fluorine
F
Lithium
Li
Berylium
Be
Nitrogen
N
Oxygen
O
Carbon
C
Chlorine
Cl
Neon
Ne
Magnesium
Mg
Aluminum
Al
Silicon
Si
Phosphorous
P
Potassium
K
Silver
Ag
Gold
Au
Lead
Pb
Argon
Ar
Calcium
Ca
Titanium
Ti
Chromium
Cr
Iron
Fe
Tin
Sn
Manganese
Mn
Cobalt
Co
Copper
Cu
Nickel
Ni
Zinc
Zn
Bromine
Br
Krypton
Kr
Rubidium
Rb
Strontium
Sr
Platinum
Pt
Mercury
Hg
Iodine
I
Xenon
Xe
Cesium
Cs
Barium
Ba
Francium
Fr
Radium
Ra
Palladium
Pd