WebElements Periodic Table of the Elements | Tin

Tin compounds: tin diiodide

The tin in tin diiodide formally is in the oxidation state 2.

Tin diiodide

Formula as often written: SnI₂
Hill system formula: I₂Sn₁
CAS registry number: [10294-70-9]
Formula weight: 372.519
Class: iodide

Synonyms

tin diiodide
tin(II) iodide
stannous iodide
tin iodide

Physical properties

Colour: red or red-orange
Appearance: crystalline solid
Melting point: 320°C
Boiling point: 714°C
Density: 5280 kg m^-3

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Element analysis

Element percentages for the elements in tin diiodide
Element	%
I	68.13
Sn	31.87

Synthesis

Not available

Solid state structure

Geometry of tin:
Prototypical structure:

Crystal structure of tin diiodide

Isotope pattern

What follows is the calculated isotope pattern for the SnI₂ unit with the most intense ion set to 100%.

Formula: Sn₁I₂

mass  %
366   3.0 __
367   0.0 
368   2.0 _
369   1.0 
370  44.6 ______________________
371  23.6 ____________
372  74.3 _____________________________________
373  26.4 _____________
374 100.0 __________________________________________________
375   0.0 
376  14.2 _______
377   0.0 
378  17.8 _________

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.