Question

Enter the formulas of the two major species (cations, anions, or molecules other than the solvent) present in the highest concentration in an aqueous solution of each of the following substances:

1.1) Vial A: Potassium hexacyanoferrate (II): K₄[Fe(CN)₆]

1.2) Vial C: Potassium thiocyanite: KSCN

1.3) Vial D: Iron (III) nitrate nonahydrate: Fe(NO₃)₃ · 9H₂O

1.4) Vial F: Sodium oxalate: Na₂C₂O₄

Answer 1

11 192 113 loy kt [Fe(CN) kt SENT [Fe (H2O), J3 Not Nat 2012