Silver compounds: silver iodide

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The silver in silver iodide formally is in the oxidation state 1.

Crystal structure of silver iodide

Silver iodide

  • Formula as often written: AgI
  • Hill system formula: Ag1I1
  • CAS registry number: [7783-96-2]
  • Formula weight: 234.773
  • Class: iodide

Synonyms

  • silver iodide
  • silver(I) iodide
  • silver iodide (gamma)

Physical properties

  • Colour: yellow
  • Appearance: crystallione solid
  • Melting point: 558°C
  • Boiling point: 1504°C
  • Density: 5683 kg m-3

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Element analysis

Element percentages for the elements in silver iodide
Element %
Ag 45.95
I 54.05

Synthesis

Not available

Solid state structure

  • Geometry of silver:
  • Prototypical structure: ZnS (wurtzite)

Crystal structure of silver iodide

Isotope pattern

What follows is the calculated isotope pattern for the AgI unit with the most intense ion set to 100%.

Formula: Ag1I1

mass  %
234 100.0 __________________________________________________
235 0.0
236 92.9 ______________________________________________

References

The data on these compounds pages are assembled and adapted from the primary literature and several other sources including the following.

  • R.T. Sanderson in Chemical Periodicity, Reinhold, New York, USA, 1960.
  • N.N. Greenwood and A. Earnshaw in Chemistry of the Elements, 2nd edition, Butterworth, UK, 1997.
  • F.A. Cotton, G. Wilkinson, C.A. Murillo, and M. Bochmann, in Advanced Inorganic Chemistry, John Wiley & Sons, 1999.
  • A.F. Trotman-Dickenson, (ed.) in Comprehensive Inorganic Chemistry, Pergamon, Oxford, UK, 1973.
  • R.W.G. Wyckoff, in Crystal Structures, volume 1, Interscience, John Wiley & Sons, 1963.
  • A.R.West in Basic solid state chemistry Chemistry, John Wiley & Sons, 1999.
  • A.F. Wells in Structural inorganic chemistry, 4th edition, Oxford, UK, 1975.
  • J.D.H. Donnay, (ed.) in Crystal data determinative tables, ACA monograph number 5, American Crystallographic Association, USA, 1963.
  • D.R. Lide, (ed.) in Chemical Rubber Company handbook of chemistry and physics, CRC Press, Boca Raton, Florida, USA, 77th edition, 1996.
  • J.W. Mellor in A comprehensive treatise on inorganic and theoretical chemistry, volumes 1-16, Longmans, London, UK, 1922-1937.
  • J.E. Macintyre (ed.) in Dictionary of inorganic compounds, volumes 1-3, Chapman & Hall, London, UK, 1992.

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