Chemistry Transition Metals- colours

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[Co(H20)6]2+
pink solution
1 of 30
[Cu(H2O)6]2+
blue solution
2 of 30
[Fe(H2O)6]2+
green solution
3 of 30
[Al(H2O)6]3+
colourless solution
4 of 30
[Cr(H2O)6]3+
violet solution
5 of 30
[Fe(H2O)6]3+
yellow solution
6 of 30
Co(H2O)4(OH)2
blue-green precipitate
7 of 30
Cu(H2O)4(OH)2
blue precipitate
8 of 30
Fe(H2O)4(OH)2
green precipitate
9 of 30
Al(H2O)3(OH)3
white precipitate
10 of 30
Cr(H2O)3(OH)3
green precipitate
11 of 30
Fe(H2O)3(OH)3
brown precipitate
12 of 30
[Co(H20)6]2+ with excess OH-
no change
13 of 30
[Cu(H2O)6]2+ with excess OH-
no change
14 of 30
[Fe(H2O)6]2+ with excess OH-
no change
15 of 30
[Al(H2O)6]3+ with excess OH-
[Al(H2O)2(OH)4]- colourless solution
16 of 30
[Cr(H2O)6]3+ with excess OH-
[Cr(OH)6]3- green solution
17 of 30
[Fe(H2O)6]3+ with excess OH-
no change
18 of 30
[Co(H20)6]2+ with excess NH3
[Co(NH3)6]2+ straw coloured/pale brown solution
19 of 30
[Cu(H2O)6]2+ with excess NH3
[Cu(NH3)4(H2O)2]2+ deep blue solution
20 of 30
[Fe(H2O)6]2+ with excess NH3
no change
21 of 30
[Al(H2O)6]3+ with excess NH3
no change
22 of 30
[Cr(H2O)6]3+ with excess NH3
[Cr(NH3)6]3+ purple solution
23 of 30
[Fe(H2O)6]3+ with excess NH3
no change
24 of 30
[Co(H20)6]2+ with Na2CO3
CoCO3 pink precipitate
25 of 30
[Cu(H2O)6]2+ with Na2CO3
CuCO3 green-blue precipitate
26 of 30
[Fe(H2O)6]2+ with Na2CO3
FeCO3 green precipitate
27 of 30
[Al(H2O)6]3+ with Na2CO3
Al(H2O)3(OH)3 white precipitate
28 of 30
[Cr(H2O)6]3+ with Na2CO3
Cr(H2O)3(OH)3 green precipitate
29 of 30
[Fe(H2O)6]3+ with Na2CO3
Fe(H2O)3(OH)3 brown precipitate
30 of 30

Other cards in this set

Card 2

Front

[Cu(H2O)6]2+

Back

blue solution

Card 3

Front

[Fe(H2O)6]2+

Back

Preview of the front of card 3

Card 4

Front

[Al(H2O)6]3+

Back

Preview of the front of card 4

Card 5

Front

[Cr(H2O)6]3+

Back

Preview of the front of card 5
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Comments

zaineb

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