Potassium
Oxygène
Azote
\ce{N}
\ce{K}
\ce{O}
Argon
Lithium
Antimoine
\ce{Sb}
\ce{Ar}
\ce{Li}
Étain
Soufre
Tellure
\ce{Te}
\ce{S}
\ce{Sn}
Titane
Thallium
Tungstène
\ce{Ti}
\ce{W}
\ce{Tl}
Cobalt
Césium
Chlore
\ce{Co}
\ce{Cl}
\ce{Cs}
Chrome
Or
Carbone
\ce{Cr}
\ce{Au}
\ce{C}