Chemical Forums

Chemistry Forums for Students => Inorganic Chemistry Forum => Topic started by: Winga on September 24, 2005, 02:20:25 AM

Title: Comparing acidity of 2 complexes
Post by: Winga on September 24, 2005, 02:20:25 AM
[Fe(H2O)6]3+ vs [Fe(H2O)5(OH)]2+

Which is more acidic? The 1st one.

I am confused with using which approach to explain it.
Title: Re:Comparing acidity of 2 complexes
Post by: Mitch on September 24, 2005, 04:43:42 AM
I thiught the hexaaqua comples had a pKa similar to regular water?
Title: Re:Comparing acidity of 2 complexes
Post by: Winga on September 24, 2005, 05:22:42 AM
I found it from a book, it depends on the charge density of metal ion.