Silicon Gallium Gadolinium Germanium
Gadolinium Gallium Germanium Gold
Germanium Gadolinium Gold Gallium
Helium Holmium Hydrogen Hafnium
Iron Iodine Indium Iridium
Iridium Iron Iodine Indium
Iridium Iodine Iron Indium
Hydrogen Holmium Helium Halon