CdCl2 English CdCl2 Wikipedia article "Cadmium_chloride" CdCl2 structure English CdCl2 cadmium chloride English English English CdCl 2 English cadmium chloride CdCl2 CdCl2 Cadmium chloride Cadmium chloride English English English English CdCl2 CdCl2 CdCl2