TABLE I - PHYSICAL PROPERTIES OF CADMIUM COMPOUNDS
| Molecular Formula & Substance Name |
CAS Registry Number |
Synonyms |
Color Crystals |
Molecular Weight |
Boiling Point oC |
Melting Point oC |
Density/Specific Gravity |
Solubility in water |
| C4H6CdO4
cadmium acetate |
543-90-8 |
cadmium diacetate |
colorless, mono-clinic |
230.49 |
decomposes |
256 |
2.01 |
soluble |
| CCdO3
cadmium carbonate |
513-78-0 |
--- |
powder or rhombohedral leaflets |
174.42 |
decomposes at 500 |
--- |
4.26 |
insoluble |
| CdCl2
cadmium chloride |
10108-64-2 |
cadmium dichloride |
hygroscopic rhombohedral |
183.32 |
960 |
568 |
4.05 |
soluble |
| CdF2
cadmium fluoride |
7790-79-6 |
--- |
cubic, white |
150.41 |
1758 |
1049 |
6.33 |
soluble |
| CdO
cadmium oxide |
1306-19-0 |
--- |
amorphous, brown |
128.4 |
1559 |
<1,426 |
6.95 |
insoluble |
| Br2Cd
cadmium bromide |
7789-42-6 |
--- |
pearly, hexagonal |
272.22 |
963 |
566 |
5.19 |
soluble |
| CdSO4
cadmium sulfate |
10124-36-4 |
--- |
rhombic, white |
208.46 |
--- |
1000 |
4.69 |
soluble |
| CDs
cadmium sulfide |
1306-23-6 |
cadmium orange |
yellow, orange |
144.46 |
sublimes in N2 |
1,750 at 100 atm |
4.82 |
insoluble |
| CdCl2O6
cadmium chlorate |
--- |
--- |
colorless |
279.31 |
--- |
80 |
2.28 |
--- |
| CdN2O6
cadmium nitrate |
10325-94-7 |
cadmium dinitrate |
white, prismatic needles |
236.42 |
132 |
350 |
2.46 |
soluble |
| Cd3O8P24H2O
cadmium phosphate |
13477-17-3 |
--- |
amorphous or colorless |
599.22 |
--- |
1500 |
--- |
--- |
| C14H10CdO6
cadmium salicylate |
19010-79-8 |
--- |
monohydrate small needles |
386.64 |
--- |
242 |
--- |
soluble |
| C2CdN2
cadmium cyanide |
--- |
--- |
crystals or white powder |
164.45 |
--- |
--- |
2.23 |
soluble |
(ARB, 1986; Sax, 1989; Merck, 1989)