Science Quiz / Colours of Transition Metal Ions

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Can you name the Colours of Transition Metal Ions?

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QuestionColourNotes
[Cu(H2O)6]2+
Fe(H2O)6]2+ with little ammonia after standing in air
[Fe(H2O)6]3+ with sodium carbonate
[Co(H2O)6]2+ with a little ammonia
[Fe(H2O)6]2+ with a dilute little sodium hydroxide
[Co(H2O)6]2+ with hydrochloric acid
[Co(H2O)6]2+
[Cr(H2O)6]3+ with a little dilute sodium hydroxide
[Cu(H2O)6]2+ with a little ammonia
[Cr(H2O)6]3+
[Cr(H2O)6]3+ with hydrochloric acid
[Al(H2O)6]3+ with excess dilute sodium hydroxide
[Co(H2O)6]2+ with excess ammonia
[Al(H2O)6]3+ with hydrochloric acid
Fe(H2O)6]2+ with sodium carbonate after standing in air
[Al(H2O)6]3+ with a little ammonia
[Fe(H2O)6]3+
[Al(H2O)6]3+
[Co(H2O)6]2+ with a little dilute sodium hydroxide
[Co(H2O)6]2+ with ammonia after standing in air
QuestionColourNotes
[Fe(H2O)6]3+ with a little ammonia
[Cu(H2O)6]2+ with sodium carbonate
[Co(H2O)6]2+ with a little dilute sodium hydroxide after standing in air
Fe(H2O)6]2+ with a little ammonia
[Fe(H2O)6]3+ with a little dilute sodium hydroxide
Fe(H2O)6]2+ with sodium carbonate
[Cu(H2O)6]2+ with hydrochloric acid
[Co(H2O)6]2+ with sodium carbonate
[Cr(H2O)6]3+ with excess ammonia
[Cr(H2O)6]3+ with a little ammonia
[Cu(H2O)6]2+ with a little dilute sodium hydroxide
[Cu(H2O)6]2+ with excess ammonia
[Al(H2O)6]3+ with sodium carbonate
[Fe(H2O)6]3+ with excess CONCENTRATED sodium hydroxide
[Cr(H2O)6]3+ with excess dilute sodium hydroxide
Fe(H2O)6]2+
[Cr(H2O)6]3+ with sodium carbonate
[Fe(H2O)6]2+ with a little dilute sodium hydroxide after standing in air
[Fe(H2O)6]3+ with hydrochloric acid
[Al(H2O)6]3+ with a little dilute sodium hydroxide

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