Abstrakti
UO2F2 abstracts F− anions from TlF in liquid ammonia solution and the compound [Tl2(NH3)6][{UO2F2(NH3)}2(μ-F)2] is formed. The compound has been characterized by single crystal X-ray diffraction, Raman spectroscopy and quantum-chemical calculations for the solid state. Quantum-chemical investigation of the [{UO2F2(NH3)}2(μ-F)2]2− anion showed that the U−(μ-F)−U σ-3c-4e-bond is essentially ionic. The [Tl2(NH3)6]2+ cation shows a thallophilic Tl⋅⋅⋅Tl interaction. Fluoride ion affinities (FIAs) were calculated for different UO22+ species [UO2Fx]2−x and [UO2Fx(NH3)5−x]2−x with x=0 to 4.
| Alkuperäiskieli | Englanti |
|---|---|
| Artikkeli | e202300387 |
| Sivumäärä | 10 |
| Julkaisu | European Journal of Inorganic Chemistry |
| Vuosikerta | 26 |
| Numero | 28 |
| Varhainen verkossa julkaisun päivämäärä | 1 elok. 2023 |
| DOI - pysyväislinkit | |
| Tila | Julkaistu - 2 lokak. 2023 |
| OKM-julkaisutyyppi | A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä |
Rahoitus
T. G. thanks the HPC‐EUROPA3 (INFRAIA‐2016‐1‐730897) for a travel grant and the computing resources provided by CSC, the Finnish IT Center for Science. T. G. thanks A. Barba for conducting some experiments. F. K. thanks the Deutsche Forschungsgemeinschaft, KR3595/13‐1, for funding. Open Access funding enabled and organized by Projekt DEAL.
Sormenjälki
Sukella tutkimusaiheisiin 'A Dinuclear Uranium Complex [{UO2F2(NH3)}2(μ-F)2]2− from Reaction of TlF and UO2F2 in Liquid Anhydrous Ammonia and Fluoride Ion Affinities for Some Uranyl(VI) Species [UO2Fx]2−x and [UO2Fx(NH3)5−x]2−x'. Ne muodostavat yhdessä ainutlaatuisen sormenjäljen.Tietoaineistot
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CSD 2270898: Experimental Crystal Structure Determination
Graubner, T. (Creator), Karttunen, A. (Creator) & Kraus, F. (Creator), FIZ Karlsruhe - Leibniz Institute for Information Infrastructure, 19 kesäk. 2023
DOI - pysyväislinkki: 10.25505/fiz.icsd.cc2g71sk
Tietoaineisto: Dataset
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