Platinum(II) iodide
{{Chembox
| ImageFile = Beta-PtI2 unit cell.png
| ImageCaption = beta-PtI2 (at room temperature)
| IUPACName = diiodoplatinum
| OtherNames = Platinum diiodide, platinum(2+) diiodide
| Section1 = {{Chembox Identifiers
| CASNo = 7790-39-8
| PubChem = 24852372
| ChemSpiderID = 74229
| EINECS = 232-204-2
| DTXSID = 50999091
| UNII = SMK137T046
| SMILES = [Pt+2].[I-].[I-]
| StdInChI = 1S/2HI.Pt/h2*1H;/q;;+2/p-2
| StdInChIKey = ZXDJCKVQKCNWEI-UHFFFAOYSA-L
}}
| Section2 = {{Chembox Properties
| Pt=1|I=2
| Appearance = black crystals
| Density = 6.403 g/cm3
| Solubility = insoluble
| MeltingPtC = 360
| BoilingPtC =
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| Section4 = {{Chembox Structure
| CrystalStruct =
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| Section7 = {{Chembox Hazards
| MainHazards =
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|Section6={{Chembox Related
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Platinum(II) iodide is a binary inorganic compound of platinum and iodine with the chemical formula {{chem|Pt|I|2}}.{{cite web |title=Platinum(II) Iodide |url=https://www.americanelements.com/platinum-ii-iodide-7790-39-8 |publisher=American Elements |access-date=17 April 2023 |language=en}}{{cite web |title=Platinum(II) iodide |url=https://www.sigmaaldrich.com/RU/en/product/aldrich/206059 |publisher=Sigma Aldrich |access-date=17 April 2023}}{{cite web |title=Platinum(II) iodide {{!}} CAS 7790-39-8 |url=https://www.scbt.com/p/platinum-ii-iodide-7790-39-8 |publisher=Santa Cruz Biotechnology |access-date=17 April 2023 |language=en}}
Synthesis
Production of platinum(II) iodide can be by heating of platinum(II) chloride with potassium iodide:
::{{chem2|PtCl2 + 2KI -> PtI2 + 2KCl}}
Chemical properties
Platinum(II) iodide decomposes when heated:{{cite web |title=Platinum(II) iodide, Premion , 99.99% (metals basis), Pt 43.0% min, Thermo Scientific Chemicals {{!}} Fisher Scientific |url=https://www.fishersci.fi/shop/products/platinum-ii-iodide-premion-99-99-metals-basis-pt-43-0-min-thermo-scientific/11356548 |publisher=Fisher Scientific |access-date=17 April 2023}}
::{{chem2|Ptl2 -> Pt + I2}}
Physical properties
Platinum(II) iodide forms black crystals{{cite book |last1=Lide |first1=David R. |title=CRC Handbook of Chemistry and Physics |date=19 June 2003 |publisher=CRC Press |isbn=978-0-8493-0594-8 |page=4-81 |url=https://books.google.com/books?id=lFjg0L-uOxoC&dq=Platinum(II)+iodide&pg=SA4-PA81 |access-date=17 April 2023 |language=en}} of several modifications. It is insoluble in water, ethanol, acetone, or ether, but is soluble in ethylamine and hydrogen iodide.{{cite web |title=12170 Platinum(II) iodide, Premion®, 99.99% (metals basis), Pt 43.0% min |url=https://www.alfa.com/de/catalog/012170/ |publisher=Alfa Aesar |access-date=17 April 2023}}
Related compounds
References
{{reflist}}
{{Platinum compounds}}
{{Iodides}}
Category:Platinum(II) compounds
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