Explain why is coloured whereas is not coloured.

CHEMISTRY · Subjective · A Level · Chemistry · Transition metals and their chemistry · Transition metals and their chemistry

Problem

Explain why Fe2+(aq)\text{Fe}^{2+}(\text{aq}) is coloured whereas Zn2+(aq)\text{Zn}^{2+}(\text{aq}) is not coloured.

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