Reaction of Complex Metal Ions in Aqueous solutions-Iron (II) 0.0 / 5 ? ChemistryTransition metalsA2/A-levelOCR Created by: Oliviali11yCreated on: 26-04-19 19:28 Aqueous Ion [Cu(H2O)6]2+ aqueous, green solution 1 of 6 Action of NaOH (aq) [Fe(H2O)4(OH)2] solid, green precipitate, goes rusty brown on standing in air 2 of 6 Action of excess NaOH (aq) No further change 3 of 6 Action of NH3 (aq) [Fe(H2O)4(OH)2] solid, green precipitate, goes rusty brown on standing in air 4 of 6 Action of excess NH3 (aq) No further change 5 of 6 Action of concentrated HCl (aq) [FeCl4]2- aqueous 6 of 6
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