Cadmium nitrate

Cadmium nitrate is an inorganic compound. The general formula of the compound is Cd(NO3)2.

Uses

Cadmium nitrate is used for colouring glass and porcelain.[1] It is also used as flash powder in photography.

Preparation

Cadmium nitrate is prepared by dissolving cadmium or its oxide or its hydroxide, or its carbonate, in nitric acid followed by crystallization method:

CdO + 2HNO3 → Cd(NO3)2 + H2O
CdCO3 + 2 HNO3 → Cd(NO3)2 + CO2 + H2O
Cd + 4 HNO3 → 2 NO2 + 2 H2O + Cd(NO3)2

References

  1. Karl-Heinz Schulte-Schrepping, Magnus Piscator "Cadmium and Cadmium Compounds" in Ullmann's Encyclopedia of Industrial Chemistry, 2007 Wiley-VCH, Weinheim. doi:10.1002/14356007.a04_499.