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Intra and intermolecular forces

Total questions: 35

Worksheet time: 1hrs 2mins

Name
Class
Date
1.
What explains the very high melting and boiling point of water
a)
Strong dipole-dipole bonds between water molecules
b)
Strong hydrogen bonds between water molecules
c)
Dispersion forces which are present in all molecules
d)
Asymmetrical shape of the polar bonds.
2.
Does HCl have hydrogen bonding?
a)
yes
b)
no
3.
Does CH4 have hydrogen bonding?
a)
yes
b)
no
4.

Intermolecular forces for: NH3

a)

Dispersion Force

b)

Dipole dipole

c)

Hydrogen bonding

5.
Intermolecular force present in HCl?
a)
dipole dipole
b)
dispersion
c)
H-bond
d)
ionic
6.
Ionic Bonding involves...
a)
The transfer of protons
b)
The transfer of nuetrons 
c)
The transfer of electrons
d)
None Of the above
7.

The weaker the intermolecular forces of a substance the _____________ the boiling point

a)

higher

b)

lower

8.
London forces are stronger in heavier atoms or molecules, and weaker in lighter atoms or molecules.  Which of these has the strongest London forces?
a)
F2
b)
Br2
c)
I2
d)
Cl2
9.
What type of forces will the following molecule have?
a)
dispersion forces
b)
dipoles
c)
hydrogen bonding
10.
What forces will the following molecule have?
a)
dispersion
b)
dipole
c)
hydrogen bonding
11.
Which of the following statements correctly explains why hydrogen bonding is such a strong intermolecular force?
a)
There is an attraction between a small, weakly electronegative hydrogen atom and a large, strongly electronegative atom of fluorine, nitrogen, or oxygen
b)
There is an attraction between a small, highly electronegative hydrogen atom and a large, highly electronegative fluorine atom
c)
There is an attraction between the hydrogen and oxygen atoms, only
d)
There is an attraction between the hydrogen and nitrogen atoms, only
12.

Water has an unusually high boiling point for a molecular compound because it has

a)

hydrogen bonding

b)

ion-ion attractions

c)

a high density

d)

a large gram formula mass

13.

Which of the following will NOT have hydrogen bonding?

a)
b)
c)
d)
14.

Which substance has the weakest intermolecular forces?

a)

Substance A, boiling point of 75 °C

b)

Substance B, boiling point of 105 °C

c)

Substance C, boiling point of 25 °C

d)

Substance d, boiling point of 45 °C

15.
Does HF have hydrogen bonding?
a)
yes
b)
no
16.

Which type of IMF is responsible for the attraction pictured above?

a)

Dipole-Dipole Interaction

b)

Ion-Dipole Interaction

c)

Hydrogen Bonds

d)

Covalent Bond

e)

Ionic Bond

17.

In a polar covalent bond, the electrons gather around...

a)

Mostly the atom with the greatest electronegativity

b)

The atom with the lowest electronegativity

c)

Each atom equally

d)

Only the atom with the greatest electronegativity

18.

In a nonpolar covalent bond, the electrons gather around...

a)

Mostly the atom with the greatest electronegativity

b)

The atom with the lowest electronegativity

c)

Each atom Equally

d)

Only the atom with the greatest electronegativity

19.

The polarity of a bond is determined by...

a)

The sum of the electronegativities of the two atoms

b)

The difference in the electronegativities of the two atoms

c)

The charges of the atoms

d)

The number of electrons shared in the bond

20.
Rank these in order of strength:
covalent bond
London forces
hydrogen bond
dipole-dipole attraction
a)
dipole-dipole>covalent bond>hydrogen bond>London
b)
London>dipole-diple>hydrogen bond>covalent bond
c)
covalent bond>hydrogen bond>dipole-dipole>London
d)
hydrogen bond>dipole-dipole>London>covalent bond
21.

Which is NOT an intramolecular force?

a)

Polar Covalent Bond

b)

Nonpolar Covalent Bond

c)

London Dispersion Force

d)

Ionic Bond

22.

Electrons that are free to move in metals are

a)

delocalized electrons

b)

oxidation number

c)

chemical bond

d)

salts

23.

Which has the strongest forces between particles (usually)?

a)

ionic bonding

b)

metallic bonding

c)

covalent bonding

24.

Which has the weakest forces between particles (usually)?

a)

ionic bonding

b)

metallic bonding

c)

covalent bonding

25.

Which structure consists of a giant lattice of cations and anions held together by strong electrostatic forces of attraction?

a)

ionic bonding

b)

metallic bonding

c)

covalent bonding

26.

Which occurs between metal and non-metals?

a)

ionic bonding

b)

metallic bonding

c)

covalent bonding

27.

Which structure consists of a giant lattice of regularly arranged cations surrounded by a sea of delocalized electrons.

a)

ionic bonding

b)

metallic bonding

c)

covalent bonding

28.

Which of the following types of bonding results in materials which are malleable and ductile?

a)

ionic bonding

b)

metallic bonding

c)

covalent bonding

29.

Which of the following types of bonding results in materials which are generally insoluble in water?

a)

ionic bonding

b)

metallic bonding

c)

covalent bonding

30.

Which of the following types of bonding results in materials which have the highest melting and boiling points?

a)

ionic bonding

b)

metallic bonding

c)

covalent bonding

31.

Which of the following types of bonding results in materials which have the lowest melting and boiling points?

a)

ionic bonding

b)

metallic bonding

c)

covalent bonding

32.

In the case of metallic bonding, the greater the number of delocalized electrons, the ________ the metallic bond strength.

a)

weaker

b)

stronger

33.

Which occurs between metals and metals?

a)

ionic bonding

b)

metallic bonding

c)

covalent bonding

34.

Which of the following is an intramolecular force?

a)

hydrogen bonding

b)

covalent bonding

35.

Which intermolecular force is characterized by partially oppositely charged ions?

a)

Dipole-dipole

b)

Hydrogen bonding

c)

London dispersion forces

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