On the complete reaction of FeCl3 with oxalic acid in aqueous solution containing KOH, resulted in the formation of product A. The secondary valency of Fe in the product A is ___________. (Round off to the Nearest Integer).
The reaction of FeCl3 with oxalic acid in an aqueous solution containing KOH
The primary valency in coordination compound is the number of negative ions which are equivalent to the charge on the metal ion
The secondary valency is the number of ions or molecules that are coordinated to the metal ion or it is the number of ligands attached or coordinated to the metal ion.
Now,
6 Oxygen ions are coordinated to the metal ion.
Here, secondary valency will be 6.
Ans = 6
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