Cadmium
= Cadmium
{title2=$\mathrm{Cd}$}
<Cadmium> is the <chemical element> with <atomic number> 48 and symbol $\mathrm{Cd}$. It is a <metal>. Its common oxidation state is $+2$. Compounds such as cadmium sulfide have optical and semiconductor properties that differ from elemental cadmium, illustrating the need to distinguish an element from a specific material containing it.<Periodic Table by Royal Society of Chemistry>[Cadmium, element data and uses]{ref}