H
Hydrogen, Group 1
L
Lithium, Group 1
Na
Sodium, Group 1
K
Potassium, Group 1
Rb
Rubidium, Group 1
Cs
Cesium, Group 1
Be
Beryllium, Group 2
Mg
Magnesium, Group 2
Sr
Strontium, Group 2
Ba
Barium, Group 2
Ra
Radium, Group 2
La
Lanthanum
Ac
Actinium
Cr
Chromium
W
Tungsten
Fe
Iron
Co
Cobalt
Ni
Nickel
Pt
Platinum
Cu
Copper
Ag
Silver
Au
Gold
Zn
Zinc
Cd
Cadmium