Transition Metal Colours Flashcards Preview

Chemistry A-Level > Transition Metal Colours > Flashcards

Flashcards in Transition Metal Colours Deck (25)
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1
Q

What colour is [Cu(H2O)6]2+?

A

Pale blue

2
Q

What colour is [Cr(H2O)6]3+?

A

Violet (pale purple)

3
Q

What colour is [Cu(NH3)4(H2O)2]2+?

A

Dark blue

4
Q

What colour is Cu(OH)2?

A

Pale blue ppt

5
Q

What colour is [CuCl4]2-?

A

Yellow

6
Q

What colour is [Cr(H2O)5SO4]+ ?

A

Green

7
Q

What colour is [Cr(NH3)6]3+?

A

Purple

8
Q

What colour is Cr(OH)3?

A

Grey-green ppt

9
Q

What colour is [Fe(H2O)6]2+/Fe2+?

A

Pale green

10
Q

What colour is [Fe(H2O)6]3+/Fe3+?

A

Pale yellow

11
Q

What colour is Fe(OH)2?

A

Green ppt

12
Q

What colour is Fe(OH)3?

A

Orange-brown ppt

13
Q

What colour is [Mn(H2O)6]2+/Mn2+?

A

Pale pink

14
Q

What colour is Mn(OH)2?

A

Light brown ppt

15
Q

What colour is [Cr(OH)6]3-?

A

Dark green

16
Q

What colour is aqueous Cr2O72-?

A

Orange

17
Q

What colour is CuI?

A

White ppt

18
Q

What colour is I2?

A

Brown

19
Q

What colour is Cu?

A

Brown

20
Q

What colour is CuCl?

A

White ppt

21
Q

What colour are aqueous chromate ions (CrO42-)?

A

Yellow

22
Q

What colour is [Co(H2O)6]2+/Co2+?

A

Pink

23
Q

What colour is [CoCl4]2-?

A

Blue

24
Q

What colour is Cu2O?

A

Red

25
Q

What colour is CuO?

A

Black