钨酸镍

钨酸镍
别名	钨酸镍(II)
识别
CAS号	14177-51-6
PubChem	84240
性质
化学式	NiWO4
摩尔质量	306.534 g·mol⁻¹
外观	土黄色或深黄色固体; 黄铜色（■）或黄绿色（■）晶体; 浅绿色或绿色固体
气味	无味
密度	3.3723 g/cm³
熔点	1420 ˚C
溶解性（水）	难溶
溶解性	溶于氨水
结构
晶体结构	单斜晶系
危险性
	GHS危险性符号;
GHS提示词	危险
H-术语	H317, H350, H372
P-术语	P201, P260, P280, P308+313, P405, P501
相关物质
其他阴离子	铬酸镍; 钼酸镍
其他阳离子	钨酸亚铁; 钨酸钴; 钨酸锌
	若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

钨酸镍是一种无机化合物，化学式为NiWO₄。它是黄色调的固体，其具体颜色和合成方法或处理方法有关。^[3]^[9]

制备及性质

钨酸镍可由硝酸镍和钨酸钠反应得到：

{\mathsf {Ni(NO_{3})_{2}+Na_{2}WO_{4}\ {\xrightarrow {}}\ NiWO_{4}\downarrow +2NaNO_{3}}}

从溶液中沉淀出的钨酸镍为绿色固体，它加热失水后逐渐变黄。^[10]它在700 °C发生相变。^[11]

参考文献

^ 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.
^ 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
^ ^3.0 ^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.
^ 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.
^ ^5.0 ^5.1 Datenblatt Nickel tungsten oxide, 99.9% (metals basis excluding Co), Co <100ppm bei AlfaAesar, abgerufen am 2016-06-09.
^ Record of Nickel-Wolframtetraoxid in the GESTIS Substance Database from the IFA（英语：Institute for Occupational Safety and Health）, accessed on 2020-01-08
^ Hicham Oudghiri-Hassani, Fahd Al Wadaani – Preparation, Characterization and Catalytic Activity of Nickel Molybdate (NiMoO₄) Nanoparticles. doi:10.3390/molecules23020273.
^ Lebukhova, N. V.; Inorganic Materials, (2006), 42(3), 310-315, CAplus
^ 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.
^ 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.
^ A. Kuzmin, J. Purans, R. Kalendarev Local structure and vibrational dynamics in NiWO₄ （页面存档备份，存于互联网档案馆）. Fermelertrics, 2001. 258: 21-30.

[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

[YL-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.

[Alfa-5] 5.0 ^5.1 Datenblatt Nickel tungsten oxide, 99.9% (metals basis excluding Co), Co <100ppm bei AlfaAesar, abgerufen am 2016-06-09.

[GESTIS-6] Record of Nickel-Wolframtetraoxid in the GESTIS Substance Database from the IFA（英语：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 （页面存档备份，存于互联网档案馆）. Fermelertrics, 2001. 258: 21-30.

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