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碳酸银

碳酸银
IUPAC名
Silver carbonate
别名 碳酸银(I)
识别
CAS号 534-16-7  checkY
PubChem 92796
ChemSpider 83768
SMILES
 
  • [Ag]OC(=O)O[Ag]
InChI
 
  • 1/CH2O3.2Ag/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
InChIKey KQTXIZHBFFWWFW-NUQVWONBAD
MeSH silver+carbonate
性质
摩尔质量 275.75 g·mol⁻¹
外观 黄绿色粉末
密度 6.077 g/cm3 (固)
熔点 210°C 分解
沸点 分解
溶解性 0.0032 g/100 ml (20°C)
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

碳酸银化学式Ag2CO3)是米黄色或黄绿色粉末,难溶于冷水而微溶于沸水,长期光照下容易变为暗紫色或暗灰白色。加热后会分解产生氧化银二氧化碳,用于制取其它银化合物

制备

碳酸钠硝酸银反应,可以得到碳酸银。

性质

具有多数碳酸盐的通性,可以与反应形成银盐,二氧化碳和水:

与过量浓氨水反应,形成碳酸二氨合银溶液

参见

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碳酸银
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