Silver dichromate

Silver dichromate

Names
IUPAC name Silver dichromate
Identifiers
CAS Number	7784-02-3
3D model ( JSmol )	Interactive image
ChemSpider	8108122
ECHA InfoCard	100.029.131
EC Number	232-044-3
PubChem CID	9932493
UNII	S8F2648XD9 Y
CompTox Dashboard (EPA)	DTXSID80228462
InChI InChI=1S/2Cr.2Ag.7O/q;;2*+1;;;;;;2*-1 InChI=1/2Cr.2Ag.7O/q;;2*+1;;;;;;2*-1/rCr2O7.2Ag/c3-1(4,5)9-2(6,7)8;;/q-2;2*+1
SMILES [Ag+].[Ag+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O
Properties
Chemical formula	Ag2Cr2O7
Molar mass	431.76 g/mol
Appearance	ruby red powder
Density	4.77 g/cm3
Solubility in water	Ksp = 2.0×10−7
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Silver dichromate is a chemical compound with the formula Ag₂Cr₂O₇. It is insoluble in water and decomposes when treated with hot water. Its anion has a charge of -2.

Synthesis

K₂Cr₂O₇ (aq) + 2 AgNO₃ (aq) --> Ag₂Cr₂O₇ (s) + 2 KNO₃ (aq)

Applications

Related

• ISBN 978-0-08-037941-8
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