Hydrogen
Lithium
Sodium
Potassium
Rubidium
Cesium
Francium
Beryllium
Magnesium
Calcium
Strontium
Barium
Radium
Scandium
Yttrium
Lanthanum
Actinium

Cenium
Thorium
Titanium
Zirconium
Hafnium
Rutherfordium

Praseodymium
Protactiunium
Vanadium
Niobium
Tantalum
Dubnium

Neodymium
Uranium
Chromium
Molybdenum
Tungsten
Seaborgium

Promethium
Neptunium
Manganese
Technetium
Rhenium
Bohrium

Samarium
Plutonium
Iron
Ruthenium
Osmium
Hassium

Europium
Americium
Cobalt
Rhenium
Iridium
Meitnerium

Gadolinium
Curium
Nickel
Palladium
Platinum
Ununnilium

Terbium
Berkelium
Copper
Silver
Gold
Unununium

Dysprosium
Californium
Zinc
Cadmium
Mercury
Ununbium

Holmium
Einsteinium
Boron
Aluminum
Gallium
Indium
Thallium


Erbium
Fermium
Carbon
Silicon
Germanium
Tin
Lead

Thulium
Mendelevium
Nitrogen
Phosphorus
Arsenic
Antimony
Bismuth

Ytterbium
Nobelium
Oxygen
Sulphur
Selenium
Tellurium
Polonium

Lutetium
Lawrencium
Fluorine
Chlorine
Bromine
Iodine
Astatine
Helium
Neon
Argon
Krypton
Xenon
Radon