17.11—Colour changes in transition metal ions may arise as a result of changes in: i oxidation number of the ion ii ligand iii

Understand that colour changes in transition metal ions may arise as a result of changes in: i oxidation number of the ion ii ligand iii coordination number of the complex.

Use —colour changes in transition metal ions may arise as a result of changes in: i oxidation number of the ion ii ligand iii to connect the rule to the data and decision in the question.

This matters because —colour changes in transition metal ions may arise as a result of changes in: i oxidation number of the ion ii ligand iii determines what can be inferred or chosen; begin with the stated conditions and keep the conclusion tied to the evidence.

Example: apply —colour changes in transition metal ions may arise as a result of changes in: i oxidation number of the ion ii ligand iii to one small, clearly defined case, show the key step or comparison, and explain the result in words.

Boundary: —Colour changes in transition metal ions may arise as a result of changes in: i oxidation number of the ion ii ligand iii is not a universal recommendation. Check the syllabus scope, assumptions, units and the limits of the evidence before generalising.