Chemical Forums

Chemistry Forums for Students => Inorganic Chemistry Forum => Topic started by: loggy on February 12, 2008, 02:36:41 PM

Title: How happens the reaction with Cr
Post by: loggy on February 12, 2008, 02:36:41 PM
How happens the reaction
K2Cr2O7+H2C2O4(oxalic acid)+H2O(may be without it) --> ??
Please, finish it.
The complex must be formed!
Title: Re: How happens the reaction with Cr
Post by: AWK on February 13, 2008, 01:32:54 AM
Usually H2SO4 is used in this reaction,
But without sulfuric acid I suspect a formation of K3[Cr(C2O4)3] or  K[Cr(H2O)2(C2O4)2] or both