Cadmium as distinct was discovered by Stromeyer of Germany in 1817, Cadmium is highly toxic element. Occurrence: Cd occurs in nature and is found in sulfide deposits. The natural sources of Cadmium are Volcanic activity Spray from occans and forest fires Soil contains at about 4.5 ppm of Cd because of its biogenic enrichment in humid materials. Industrial Uses: Cadmium is widely used in various alloy formulations electroplating, paint-pigments, plastics…