钨酸镧是一种无机化合物,属于稀土钨酸盐,化学式为La2(WO4)3。它是单斜晶系晶体,空间群C2/c,晶胞参数a=7.871, b=11.837, c=11.686 A。[3]白色,无定型固体,难溶于水。[4]
钨酸镧 | ||
---|---|---|
| ||
识别 | ||
CAS号 | 13939-41-8 ![]() | |
性质 | ||
化学式 | La2(WO4)3 | |
摩尔质量 | 1021.33 g·mol⁻¹ | |
外观 | 无色晶体 | |
密度 | 6.60 g·cm-3[1] 6.63 g·cm−3[2] | |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
制备
- La2O3 + 3 WO3 → La2(WO4)3
参见
参考文献
Wikiwand in your browser!
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.