Transition Metals in Aqueous Solution part 2
Part 2 of the reactions of aqueous transition metal ions, this time covering ammonia. As before, start from the top :) note: the result for Cu2+ in excess ammonia (deep blue box) is [Cu(NH3)4(H2O)2]2+, it wouldn't fit in the box :( sorry!
- Created by: Dan Schmeising
- Created on: 03-04-13 16:05
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- Ammonia (NH3) in small amounts
- [M(H2O)6]2+
- Fe: pale green solution
- Co: pink solution
- Cu: pale blue solution
- [M(H2O)6]3+
- Fe: yellow/purple/brown solution
- Al: colourless solution
- Co: ruby solution
- M(H2O)4(OH)2
- Fe: green precipitate
- Co: blue precipitate
- Cu: pale blue precipitate
- M(H2O)3(OH)3
- Fe: brown precipitate
- Al: white precipitate
- Cr: green precipitate
- Ammonia (NH3) in excess
- Fe
- M(H2O)4(OH)2
- Fe: green precipitate
- Co: blue precipitate
- Cu: pale blue precipitate
- M(H2O)4(OH)2
- [Co(NH3)6]2+ (yellow/brown solution)
- Oxidised in air to brown [Co(NH3)6]3+
- Only the ones beginning with C do funky stuff with excess ammonia
- Fe/Al
- M(H2O)3(OH)3
- Fe: brown precipitate
- Al: white precipitate
- Cr: green precipitate
- M(H2O)3(OH)3
- [Cr(NH3)6]3+ (purple solution)
- [Cu(NH3)4(H2O)2]2+ (deep blue solution)
- Fe
- [M(H2O)6]2+
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