Elements
Lead
Pb
Tin
Sn
Cadmium
Cd
Gold
Au
Neon
Ne
Hydrogen
H
Br
Cesium
Cs
Silver
Ag
Copper
Cu
Helium
He
Oxygen
O
W
Mercury
Hg
Cobalt
Co
Iodine
I
Calcium
C
Boron
B
Nickel
Ni
Sulfur
S
Antimony
Sb
Carbon
C
Beryllium
Be
Nitrogen
N
Sodium