9701/4217 marksMay/June 2025 · Question 228.3 Colour of complexes, 24.2 Standard electrode potentials and the Nernst equation, 6.1 Redox processes28.3 Colour of complexes24.2 Standard electrode potentials and the Nernst equation6.1 Redox processesQuestionMark schemeSide by side (experimental)⚑ Report a problem7 partsOpen full size ↗