Metal oxidation states + colours

What are the common oxidation states of scandium

+3

What is the colour of scandium +3

No colour

What is the common oxidation number of titanium

+4

What is the colour of titanium +4

No colour

What are the common oxidation states of vanadium

+4 and +5

What is the colour of vanadium +4

Light blue

What is the colour of vanadium +5

Yellow

What are the common oxidation states of chromium

+2, +3 and +6

What is the colour of chromium +2

Dark blue

What is the colour of chromium +3

Dark green

What is the colour of chromium +6

Orange

What are the common oxidation states of manganese

+2, +4 and +7

What is the colour of manganese +2

Light pink

What is the colour of manganese +4

No colour

What is the colour of manganese +7

Purple/dark pink

What are the common oxidation states of iron

+2 and +3

What is the colour of iron +2

Pale green

What is the colour of iron +3

Pale pink

What are the common oxidation states of cobalt

+2 and +3

What colour is cobalt +2

Pink

What colour is cobalt +3

Yellow/brown

What are the common oxidation states of nickel

+2

What colour is nickel +2

Dark green

What are the common oxidation states of copper

+1 and +2

What colour is copper +1

No colour

What colour is copper +2

Dark blue

What are the common oxidation states of zinc

+2

What colour is zinc +2

No colour