三碘合鉛(II)酸鉀
外觀
三碘合鉛(II)酸鉀 | |
---|---|
![]() | |
識別 | |
CAS號 | 23892-89-9(無水) ![]() 36704-77-5(二水) ![]() |
性質 | |
化學式 | KPbI3 |
外觀 | 亮黃色晶體(二水)[1] 淺黃色針狀晶體(二水)[2] |
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。 |
三碘合鉛(II)酸鉀是一種配位化合物,化學式為K[PbI3]。其二水合物可由含10 g碘化鉛和30 g碘化鉀的水溶液(30 mL)由70~80 °C緩慢冷卻得到。[1]二水合物屬Pnma空間群,與相應的銨鹽和銣鹽同構,在空氣中穩定,303 K以上逐漸失水。[3]
四碘配合物K2[PbI4](CAS號:39135-62-1)也是已知的。[4]
參考文獻
[編輯]- ^ 1.0 1.1 Nardelli, Mario; Cavalca, Luigi; Braibanti, Antonio. Structure of lead potassium iodide dihydrate, KPbI3·2H2O. Ricerca sci.', 1956. 26. 1886-1887. CAN51: 3985.
- ^ D. Bedlivy, K. Mereiter. The structures of potassium lead triiodide dihydrate and ammonium lead triiodide dihydrate. Acta Crystallographica Section B Structural Crystallography and Crystal Chemistry. 1980-04-15, 36 (4): 782–785 [2020-12-26]. doi:10.1107/S0567740880004529. (原始內容存檔於2018-06-02).
- ^ D. Bedlivy, K. Mereiter. The structures of potassium lead triiodide dihydrate and ammonium lead triiodide dihydrate. Acta Crystallographica Section B Structural Crystallography and Crystal Chemistry. 1980-04-15, 36 (4): 782–785 [2020-12-26]. doi:10.1107/S0567740880004529. (原始內容存檔於2018-06-02).
- ^ Voloshinovskii, A. S.; Myagkota, S. V.; Gloskovsky, A. V. Luminescence-kinetic properties of Pb-based microcrystals embedded in AI (A = Cs, Rb, K) matrices. Zhurnal Fizichnikh Doslidzhen, 2000. 4 (3): 335-341. ISSN: 1027-4642.
|
|