卤化银
性质
除碘化银为硫化锌型结构外,其他卤化银都为氯化钠型结构。[1]
化合物 | 晶格 | 结构类型 | 晶格参数a(Å) | ||||
AgF | fcc | NaCl型结构 | 4.936 | ||||
AgCl(角银矿) | fcc | NaCl型结构 | 5.5491 | ||||
AgBr(溴银矿) | fcc | NaCl型结构 | 5.7745 | ||||
|
从氟化银到碘化银,卤化银的溶解度逐渐降低,氯化银、溴化银和碘化银都是难溶于水的。它们的溶解度数据列在下表中:[2]
化合物 | 溶解度 (g / 100 g H2O) |
AgF | 172 |
AgCl | 0.00019 |
AgBr | 0.000014 |
AgI | 0.000003 |
参考资料
- Glaus, S. and Calzaferri, G. . Photochem. Photobiol. Sci. 2003, 2: 398–401. doi:10.1039/b211678b.
- Lide, David R. (ed). (2005) Handbook of Chemistry and Physics, 86th Edition, The Chemical Rubber Publishing Co., Cleveland.
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