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Worksheets

427-Pretest (2024)

Total questions: 11

Worksheet time: 4mins

Name
Class
Date
1.

What is a coordination compound?

a)

A metal complex with non-metal atoms

b)

A central metal atom or ion surrounded by a set of ligands

c)

A compound with covalent bonds only

d)
  • A compound with ionic bonds only

2.

Which of the following is an example of a coordination compound?

a)

NaCl

b)

H2O

c)

Fe(CO)5

d)

CO2

3.

What is the coordination number of a metal complex?

a)

The total number of atoms in the complex

b)

The number of ligands attached to the central metal

c)

The oxidation state of the metal

d)

No correct answer

4.

Which ligand is an example of a bidentate ligand?

a)

Triethylenediamine

b)

Ethylenediaminetetraacetato

c)

Acetylacetonato

d)

Aqua

5.

What type of bond is formed between a metal center and a ligand in a coordination compound?

a)

Ionic bond

b)

Covalent bond

c)

Hydrogen bond

d)

Coordinate covalent bond

6.

Which factor does NOT control the coordination number of a complex?

a)

Size of the central atom or ion

b)

Color of the complex

c)

Steric interaction between ligands

d)
  • Electronic interactions between the central atom or ion and the ligands

7.

What type of ligands have more than one different potential donor atom?

a)

Monodentate

b)

Bidentate

c)

Polydentate

d)

Ambidentate

8.

What is the oxidation state of Fe in [Fe(CN)6]4-?

a)

+2

b)

+3

c)

0

d)

+1

9.

Which of the following complexes is square planar?

a)

[Zn(NH3)4]2+

b)

[PtCl4]2-

c)

[FeCl4]-

d)

[CuCl2]-

10.

What is the charge of a complex if the central metal has an oxidation state of +2 and it is bonded to four chloride ligands?

a)

+4

b)

+2

c)

0

d)

-2

11.

What is this course number ?

a)

2302325

b)

2302327

c)

2302425

d)

2302427