Chemistry A-Level
Colour changes in transition element complexes
What Colour changes in transition element complexes means in Chemistry A-Level, as defined for OCR.
Definition of Colour changes in transition element complexes
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Reference: OCR
The colour change arises because the ligands alter the energy gap between the d orbitals, so a different wavelength of visible light is absorbed and the complementary colour is seen.
Topics that use Colour changes in transition element complexes
- Transition elements (OCR A-Level)
Related terms
- Balanced ionic equations for precipitation
- Balancing complex half-equations
- bidentate ligands
- Bidentate ligands giving octahedral complexes
- Bond angles and shape prediction
- Boundary cases scandium and zinc
- Calculating oxidation state from a formula
- Catalytic behaviour of transition metals and their compounds
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