Tin(II) iodide

(Redirected from Tin diiodide)

Tin(II) iodide, also known as stannous iodide, is an ionic tin salt of iodine with the formula SnI2. It has a formula weight of 372.519 g/mol. It is a red to red-orange solid. Its melting point is 320 °C, and its boiling point is 714 °C.[1]

Tin(II) iodide
Names
IUPAC name
tin(II) iodide
Other names
stannous iodide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.594 Edit this at Wikidata
EC Number
  • 233-667-3
UNII
  • InChI=1S/2HI.Sn/h2*1H;/q;;+2/p-2 ☒N
    Key: JTDNNCYXCFHBGG-UHFFFAOYSA-L ☒N
  • InChI=1/2HI.Sn/h2*1H;/q;;+2/p-2
    Key: JTDNNCYXCFHBGG-NUQVWONBAK
  • [Sn](I)I
Properties
SnI2
Molar mass 372.519 g/mol
Appearance red to red-orange solid
Melting point 320 °C (608 °F; 593 K)
Boiling point 714 °C (1,317 °F; 987 K)
Related compounds
Other anions
tin dichloride, tin(II) bromide
Other cations
lead(II) iodide
Related compounds
tin tetraiodide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)

Tin(II) iodide can be synthesised by heating metallic tin with iodine in 2 M hydrochloric acid.[2]

Sn + I2 → SnI2

References

edit
  1. ^ Chemistry : Periodic Table : tin : compound data [tin (II) iodide]
  2. ^ Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. pp. 380–381. ISBN 978-0-08-037941-8.