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Barium iodide information


Barium iodide[1]
Names
IUPAC name
Barium iodide
Other names
Barium iodide, anhydrous
Identifiers
CAS Number
  • 13718-50-8 (anhydrous) checkY
  • 7787-33-9 (dihydrate) ☒N
  • 13477-15-1 (hexahydrate) ☒N
3D model (JSmol)
  • Interactive image
  • Interactive image
ChemSpider
  • 75507 checkY
ECHA InfoCard 100.033.873 Edit this at Wikidata
EC Number
  • 237-276-9
PubChem CID
  • 83684
UNII
  • WKC4T7680A checkY
CompTox Dashboard (EPA)
  • DTXSID2065597 Edit this at Wikidata
InChI
  • InChI=1S/Ba.2HI/h;2*1H/q+2;;/p-2 checkY
    Key: SGUXGJPBTNFBAD-UHFFFAOYSA-L checkY
  • InChI=1/Ba.2HI/h;2*1H/q+2;;/p-2
    Key: SGUXGJPBTNFBAD-NUQVWONBAS
SMILES
  • I[Ba]I
  • [Ba+2].[I-].[I-]
Properties
Chemical formula
BaI2 (anhydrous)
BaI2·2H2O (dihydrate)
Molar mass 391.136 g/mol (anhydrous)
427.167 g/mol (dihydrate)
Appearance White orthorhombic crystals (anhydrous) colorless crystals (dihydrate)
Odor odorless
Density 5.15 g/cm3 (anhydrous)
4.916 g/cm3 (dihydrate)
Melting point 711 °C (1,312 °F; 984 K) (anhydrous)
decomposes at 740 °C (dihydrate)
Solubility in water
166.7 g/100 mL (0 °C)
221 g/100 mL (20 °C)
246.6 g/100 mL (70 °C)
Solubility soluble in ethanol, acetone
Magnetic susceptibility (χ)
-124.0·10−6 cm3/mol
Structure
Crystal structure
PbCl2-type (Orthorhombic oP12)
Space group
Pnma (No. 62)
Thermochemistry
Std enthalpy of
formation fH298)
-602.1 kJ·mol−1
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
toxic
Related compounds
Other anions
barium fluoride
barium chloride
barium bromide
Other cations
beryllium iodide
magnesium iodide
calcium iodide
strontium iodide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Barium iodide is an inorganic compound with the formula BaI2. The compound exists as an anhydrous and a hydrate (BaI2(H2O)2), both of which are white solids. When heated, hydrated barium iodide converts to the anhydrous salt. The hydrated form is freely soluble in water, ethanol, and acetone.

  1. ^ Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, FL: CRC Press, pp. 4–44, ISBN 0-8493-0594-2

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Barium iodide

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Barium iodide is an inorganic compound with the formula BaI2. The compound exists as an anhydrous and a hydrate (BaI2(H2O)2), both of which are white...

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Barium chloride

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; Sass, R. L. (1963). "The Crystal Structures of Barium Chloride, Barium Bromide, and Barium Iodide". J. Phys. Chem. 67 (10): 2132. doi:10.1021/j100804a038...

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Barium bromide

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(1963). "The Crystal Structures of Barium Chloride, Barium Bromide, and Barium Iodide". J. Phys. Chem. 67 (10): 2132–2135. doi:10.1021/j100804a038. Greenwood...

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List of inorganic compounds

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List of CAS numbers by chemical compound

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Glossary of chemical formulae

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Strontium iodide

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Reformatsky reaction

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cadmium, indium, barium, and cerium. Additionally, metal salts are also applicable in place of metals, notably samarium(II) iodide, chromium(II) chloride...

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Potassium manganate

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oxygen-transfer reagent. Barium manganate, BaMnO4, is generated by the reduction of KMnO4 with iodide in the presence of barium chloride. Just like BaSO4...

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Barbier reaction

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Nuclear fission product

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LeRoy Apker

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Halogen

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Standard Gibbs free energy of formation

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