鎢酸鎳

化合物

鎢酸鎳是一種無機化合物化學式為NiWO4。它是黃色調的固體,其具體顏色和合成方法或處理方法有關。[3][9]

鎢酸鎳

別名 鎢酸鎳(II)
識別
CAS號 14177-51-6  checkY
PubChem 84240
性質
化學式 NiWO4
摩爾質量 306.534 g·mol⁻¹
外觀 土黃色[1]或深黃色[2]固體
黃銅色()或黃綠色()晶體[3]
淺綠色[4]或綠色固體[5]
氣味 無味[5][6]
密度 3.3723 g/cm³[7]
熔點 1420 ˚C[8]
溶解性 難溶
溶解性 溶於氨水
結構
晶體結構 單斜晶系
危險性
GHS危險性符號
《全球化學品統一分類和標籤制度》(簡稱「GHS」)中有害物質的標籤圖案《全球化學品統一分類和標籤制度》(簡稱「GHS」)中對人體有害物質的標籤圖案
GHS提示詞 危險
H-術語 H317, H350, H372
P-術語 P201, P260, P280, P308+313, P405, P501
相關物質
其他陰離子 鉻酸鎳
鉬酸鎳
其他陽離子 鎢酸亞鐵
鎢酸鈷
鎢酸鋅
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。

製備及性質

鎢酸鎳可由硝酸鎳鎢酸鈉反應得到:

 

從溶液中沉澱出的鎢酸鎳為綠色固體,它加熱失水後逐漸變黃。[10]它在700 °C發生相變。[11]

參考文獻

  1. ^ Tiziano Montini; et al. Synthesis, characterization and photocatalytic performance of transition metal tungstates. Chemical Physics Letters, 2010. 498 (1-3): 113-119. doi:10.1016/j.cplett.2010.08.026.
  2. ^ R.C. Pullar, S. Farrah , N. McN. Alford. MgWO4, ZnWO4, NiWO4 and CoWO4 microwave dielectric ceramics. Journal of the European Ceramic Society, 2007. 27 (2-3): 1059-1063. doi:10.1016/j.jeurceramsoc.2006.05.085
  3. ^ 3.0 3.1 Y.L. Oliveira; et al. Structural characterization, morphology, optical and colorimetric properties of NiWO4 crystals synthesized by the co-precipitation and polymeric precursor methods. Journal of Molecular Structure. 2020. doi:10.1016/j.molstruc.2020.128774.
  4. ^ He, Haiyan. (2010). Luminescence of aqueous reactions derived NiWO4 powders and sol-gel deposited films. International Journal of Materials Research, 101(3), 386–389. doi:10.3139/146.110280.
  5. ^ 5.0 5.1 Datenblatt Nickel tungsten oxide, 99.9% (metals basis excluding Co), Co <100ppm bei AlfaAesar, abgerufen am 2016-06-09.
  6. ^ Record of Nickel-Wolframtetraoxid in the GESTIS Substance Database from the IFA英語Institute for Occupational Safety and Health, accessed on 2020-01-08
  7. ^ Hicham Oudghiri-Hassani, Fahd Al Wadaani – Preparation, Characterization and Catalytic Activity of Nickel Molybdate (NiMoO4) Nanoparticles. doi:10.3390/molecules23020273.
  8. ^ Lebukhova, N. V.; Inorganic Materials, (2006), 42(3), 310-315, CAplus
  9. ^ Yunxia Huang. Amorphous NiWO4 Nanospheres with High-Conductivity and -Capacitive Performance for Supercapacitors. J. Phys. Chem. C 2019, 123, 50, 30067–30076. doi:10.1021/acs.jpcc.9b08448.
  10. ^ Ana G.C. Sales. Heat treatment influence on structural and optical properties of NiWO4 crystals. Journal of Solid State Chemistry, 2023. 318. doi:10.1016/j.jssc.2022.123773.
  11. ^ A. Kuzmin, J. Purans, R. Kalendarev Local structure and vibrational dynamics in NiWO4頁面存檔備份,存於互聯網檔案館). Fermelertrics, 2001. 258: 21-30.