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Complexes colours

Colours of transition metal complexes

QuestionAnswer
[Cu(H20)6]2+ Blue solution
[Cu(NH3)4(H20)2]2+ Deep Blue solution
[CuCl4]2- Yellow-Green solution
[Cu(H20)4(OH)2] Pale Blue precipitate
CuCO3 Green-Blue precipitate
[Cr(H2O)6]3+ Ruby solution
[Cr(NH3)6]3+ Purple solution
[Cr(H2O)3(OH)3] Green precipitate
[Cr(OH)6]3- Green solution
[Cr(H2O)6]2+ Blue solution
CrO4 2- Yellow solution
Cr2O7 2- Orange solution
[Co(H2O)6]2+ Pink solution
[Co(NH3)6]2+ Straw-coloured solution
[Co(NH3)6]3+ Dark Brown solution
[CoCl4]2- Blue solution
[Co(H2O)4(OH)2] Green-Blue precipitate
CoCO3 Pink precipitate
[Fe(H2O)6]2+ Green solution
[Fe(H2O)4(OH)2] Green precipitate
FeCO3 Green precipitate
[Fe(H2O)6]3+ Very Pale Violet solution
[Fe(H2O)3(OH)3] Brown precipitate
[Al(H2O)6]3+ Colourless solution
[Al(H2O)3(OH)3] White precipitate
[Al(OH)4]- Colourless solution
[Mn(H2O)6]2+ Very Pale Pink solution
[Ag(NH3)2]+ Colourless solution
[Pt(NH3)2Cl2] Colourless solution
Created by: gshep95
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