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Worksheets

Transition Metals

Total questions: 36

Worksheet time: 21mins

Name
Class
Date
1.

What colour are V(II) ions?

a)

Green

b)

Yellow

c)

Blue

d)

Violet

2.

What colour are V(III) ions?

a)

Green

b)

Yellow

c)

Blue

d)

Violet

3.

What colour are V(IV) ions?

a)

Green

b)

Yellow

c)

Blue

d)

Violet

4.

What colour are V(V) ions?

a)

Green

b)

Yellow

c)

Blue

d)

Violet

5.

What colour are Ti (III) ions?

(a)  

6.

What colour are Cr(II) ions?

a)

Dark green

b)

Orange

c)

Dark blue

d)

Pink

7.

What colour are Cr(III) ions?

a)

Dark green

b)

Orange

c)

Dark blue

d)

Pink

8.

What colour are Cr(VI) ions?

a)

Dark green

b)

Orange

c)

Dark blue

d)

Pink

9.

What colour are Mn(II) ions?

a)

Light pink

b)

Reddish-purple

c)

Blue

d)

Dark green

10.

What colour are Mn(VII) ions?

a)

Light pink

b)

Pinkish-red

c)

Blue

d)

Dark green

11.

What colour are Fe (II) ions?

a)

Pale green

b)

Pale yellow

c)

Blue

d)

Orange

12.

What colour are Fe (III) ions?

a)

Pale green

b)

Pale yellow

c)

Blue

d)

Orange

13.

What colour are Co (II) ions?

a)

Pink

b)

Dark green

c)

Greenish-yellow

d)

Reddish- pink

14.

What colour are Co (III) ions?

a)

Pink

b)

Dark green

c)

Greenish-yellow

d)

Reddish- pink

15.

What colour are Ni (II) ions?

(a)  

16.

What colour are Cu (II) ions?

(a)  

17.

What colour precipitate is formed for:

Cu2+ with NaOH

(a)  

18.

What colour precipitate is formed for:

Fe2+ with NaOH

(a)  

19.

What colour solution is:

[Cu(H2O)6]2+

a)

Pale blue

b)

Dark blue

c)

Yellow

d)

Dark green

20.

What colour precipitate is:

Cu(OH)2

a)

Pale blue

b)

Dark blue

c)

Orange

d)

Pink

21.

What colour solution is:

[Cu(NH3)4(H2O)2]2+

a)

Dark Blue

b)

Pale blue

c)

Pale green

d)

Orange brown

22.

What colour solution is:

[CuCl4]2-

a)

Yellow

b)

Pale pink

c)

Pale green

d)

Purple

23.

What reagent is used to produce a white precipitate and brown solution, to identify the presence of Cu+?

a)

Iodine

b)

Chlorine

c)

Fluroine

d)

Oxygen

24.

What is the solution colour of:

[CoCl4]2-

a)

Blue

b)

Pale pink

c)

Dark yellow

d)

Purple

25.

What colour precipitate is:

Cr(OH)3

a)

Dark green

b)

Dark blue

c)

Pale pink

d)

Pale yellow

26.

What colour solution is:

[Cr(NH3)6]3+

a)

Purple

b)

Dark blue

c)

Pale green

d)

Yellow

27.

What colour solution is:

[Cr(OH)6]3-

a)

Dark green

b)

Purple

c)

Pale green

d)

Orange- brown

28.

What colour solution is:

Cr2O7 2-

a)

Orange

b)

Pale green

c)

Purple

d)

Yellow

29.

What colour solution is:

CrO4 2-

a)

Yellow

b)

Dark blue

c)

Orange-brown

d)

Pale pink

30.

What colour solution is:

[Mn(H2O)6] 2+

a)

Pale pink

b)

Yellow

c)

Pale blue

d)

Dark green

31.

What colour precipitate is:

Mn(OH)2

a)

Pale brown

b)

Pale pink

c)

orange-brown

d)

Purple

32.

What colour solution is:

[Fe(H2O)6] 2+

a)

Pale green

b)

Dark blue

c)

Orange-brown

d)

Pale pink

33.

What colour precipitate is:

Fe(OH)2

a)

Dark green

b)

Pale green

c)

Yellow

d)

Orange-brown

34.

What colour solution is:

[Fe(H2O)6] 3+

a)

Yellow

b)

Orange- brown

c)

Pale blue

d)

Dark blue

35.

What colour precipitate is formed for:

Fe(OH)3

a)

Orange-brown

b)

Purple

c)

Pale pink

d)

Dark green

36.

What colour solution is:

Fe3+

a)

Orange brown

b)

Pale yellow

c)

Green

d)

Dark blue