Transition metal colours 0.0 / 5 ? ChemistryTransition metalsA2/A-levelOCR Created by: CityOfSelfCreated on: 26-04-16 09:00 State the colour of Cu2+ at the start and end of a precipitation reaction Pale blue solution --> pale blue 1 of 5 State the colour of Co2+ at the start and end of a precipitation reaction Pink --> blue 2 of 5 State the colour of Fe2+ at the start and end of a precipitation reaction Pale green --> green with a rusty brown surface 3 of 5 State the colour of Fe3+ at the start and end of a precipitation reaction Pale yellow --> rusty brown 4 of 5 What is a precipitation reaction When two aqueous solutions are mixed together to form a solid suspension (precipitate) in the solution 5 of 5
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