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硫酸银

硫酸银
IUPAC名
硫酸银
别名 Sulfuric acid, disilver(1+) salt
识别
CAS号 10294-26-5  checkY
PubChem 159865
ChemSpider 140554
SMILES
 
  • [Ag+].[Ag+].[O-]S([O-])(=O)=O
InChI
 
  • 1/2Ag.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
InChIKey YPNVIBVEFVRZPJ-NUQVWONBAA
性质
化学式 Ag2SO4
摩尔质量 311.799 g·mol⁻¹
外观 白色晶体
密度 5.45 g/cm3 [1]
熔点 652 °C(925 K)
沸点 1085 °C(1358 K)
溶解性 0.31 g/100 mL
溶解性 溶于浓硝酸,溶于氨水形成络合物
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

硫酸银 (Ag2SO4),相对分子质量311.80。密度5.45克/厘米3。熔点652℃,于1085℃分解。微溶于。溶于氨水浓硝酸硫酸,不溶于稀硝酸乙醇。可用来作化学试剂。

制备

硫酸银可由将硫酸铵溶液与硝酸银溶液作用,或者由氧化银硫酸作用而制得。

银和浓硫酸加热反应,也能得到硫酸银:[2]

在酸性环境下,硫酸银胶体能和氯化钡反应,生成两个难溶沉淀:[3]

参考文献

  1. ^ Pradyot Patnaik. Handbook of Inorganic Chemicals. McGraw-Hill, 2002, ISBN 0-07-049439-8
  2. ^ 徐迪民. COD试验废液中硫酸银回用的研究页面存档备份,存于互联网档案馆)[J]. 环境化学, 1985(4):35-39.
  3. ^ 硫酸银能不能和氯化钡反应. wenwen.sogou.com. [2020-08-29]. 

参见

  • 硫酸银(II),AgSO4
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硫酸银
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