wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Coordination Compounds

Total questions: 30

Worksheet time: 35mins

Name
Class
Date
1.

This represents a complex of the geometry

a)

octahedral

b)

tetrahedral

c)

square planar

d)

none of these

2.

Square planar has coordination number

a)

4

b)

6

c)

3

d)

2

3.

Octahedral has coordination number

a)

6

b)

4

c)

5

d)

3

4.

1. The donor sites of (EDTA)4- are ?

a)

O atoms only

b)

N atoms only

c)

Two N and four O atoms

d)

Three N and three O atoms

5.

The compound having lowest oxdation state of iron is

a)

K4[Fe(CN)6]

b)

K2FeO4

c)

[Fe(CO)5]

d)

K3[Fe(CN)6]

6.

In K4[Fe(CN)6] the number of unpaired electrons in iron are

a)

0

b)

2

c)

3

d)

5

7.

The coordination compounds,[Co(NH3)6]3+, [Cr(CN)6]3- and [Cr(NH3)6]3+, [Co(CN)6]3- are examples of...

a)

Linkage isomerism

b)

Coordination isomerism

c)

Ionization isomerism

d)

Geometrical isomerism

8.

A ligand can also be regarded as

a)

Lewis acid

b)

Bronsted base

c)

Lewis base

d)

Bronsted acid

9.

Which one is a cationic complex?

a)

K3[Fe(CN)6]

b)

Na2[Ni(EDTA)]

c)

[Co(en)2Cl2]Cl

d)

K3[Fe(CN)5NO]

10.

Which one is an anionic complex?

a)

K[Ag(CN)2]

b)

[Ag(NH3)2]Cl

c)

[Ni(CO)4]

d)

[Co(NH3)6]Cl3

11.

Which one is a neutral ligand?

a)

H2O

b)

NH3

c)

CO

d)

All of these

12.

In which of the following compounds an atom contributes both the electrons to form a bond?

a)

Covalent compound

b)

Ionic compounds

c)

Co-ordination compounds

d)

Organic compounds

13.

K4[Fe(CN)6 ] is a :

a)

double salt

b)

complex compound

c)

acid

d)

base

14.

The IUPAC name of the compound [Cu (NH3)4](NO3)2 is :

a)

Tetraammine copper (II) nitrate

b)

Tetraammine copper (III) nitrate

c)

Tetraammine copper (II) nitrate

d)

Cuprammonium nitrate

15.

What is the coordination number of this complex?

a)

2

b)

3

c)

4

d)

6

16.

In the coordination compound ,K4[Ni(CN)4], the oxidation state of nickel is

a)

0

b)

+1

c)

-1

d)

+2

17.

NH2(CH2)2NH2 is

a)

unidentate ligand

b)

bidentate ligand

c)

tridentate ligand

d)

ambidentate ligand

18.

-SCN- is an

a)

unidentate ligand

b)

bidentate ligand

c)

tridentate ligand

d)

ambidentate ligand

19.

Which of the following species is not expected to be a ligand

a)

NO

b)

NH4+

c)

NH2CH2CH2NH2

d)

CO

20.

The IUPAC name of K2 [Ni (CN)4] is

a)

Potassium tetracyanatonickelate (II)

b)

Potassium tetracyanonickelate (III)

c)

Potassium tetracyanonickel (III)

d)

Potassium tetracyanatonickel (II)

21.

The IUPAC name of the complex [Co (NH3)4 Cl2] Cl is

a)

dichloro tetraammine cobalt (III) chloride

b)

tetraammine dichloro cobalt (III) chloride

c)

tetraammine dichloro cobalt (II) chloride

d)

tetraammine dichloro cobalt (IV) chloride

22.

The central metal ion of K4[Fe(CN)6]

a)

Fe+

b)

Fe2+

c)

Fe3+

d)

Fe4+

23.

Which one is a cationic complex?

a)

K3[Fe(CN)6]

b)

Na2[Ni(EDTA)]

c)

[Co(en)2Cl2]Cl

d)

K3[Fe(CN)5NO]

24.

Which one is a neutral ligand?

a)

H2O

b)

NH3

c)

CO

d)

All of these

25.

In a stereoisomer, ________ means "on the same side" and ______ means "across from."

a)

cis; trans

b)

cis; L

c)

D; L

d)

trans; cis

26.

Compounds that are composed of the same number and type of atoms but have them arranged in different ways are ___________.

a)

isomers

b)

isotopes

c)

polymers

d)

alkanes

27.
Geometric isomers shown below is called
a)
Cis/trans 1,2 dichloroethane
b)
Cis/trans 1,2 dichloroethene
c)
Cis/trans 1,2 chloroethane
d)
Cis/trans 1,2 chloroethene
28.

EDTA is a ................ligand

a)

monodentate

b)

bidentate

c)

tetradentate

d)

hexadentate

29.

The IUPAC naming of NH3 is ..........

a)

amine

b)

ammine

c)

aquo

d)

imine

30.

Who is the Father of coordination Chemistry?

a)

Albert Einstein

b)

Max Planck

c)

Alfred Werner

d)

Linus Pauling