Potassium hexacyanoferrate(III)

Key term for OCR GCSE Chemistry A, used in Improving processes and products.

Definition

An indicator that turns blue/dark green in the presence of iron(II) ions ( $Fe^{2+}$ ), used to detect rusting.

Exam Context

Potassium hexacyanoferrate(III) appears in OCR GCSE Chemistry A revision content for Global challenges, especially Improving processes and products and Corrosion Mitigation.

Global challenges Improving processes and products Corrosion Mitigation

Found in Revision Notes

Global challenges

Corrosion Mitigation

Improving processes and products • Corrosion Mitigation

Revise note

Related Key Terms

Anode Cathode Corrosion Displacement

Revise Chemistry A with GradeGen.AI

Create a free account to access OCR GCSE Chemistry A revision notes, track progress, and practise related key terms.