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Unit 4 Test Review

Authored by Ashley Brady

Chemistry

9th - 12th Grade

Unit 4 Test Review
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42 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What explains the very high melting and boiling point of water

Strong dipole-dipole bonds between water molecules
Strong hydrogen bonds between water molecules
Dispersion forces which are present in all molecules
Asymmetrical shape of the polar bonds.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hydrogen bonding occurs when hydrogen is bonded to N, O, or F.  Which of the following has hydrogen bonding?

CBr4
NO2
H2S
NH3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the second strongest intermolecular force, after hydrogen bonding?

dipole-dipole attraction
London forces

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

All molecules have London forces between them, but dipole-dipole and hydrogen bonding are so much stronger that when they are present we can ignore London forces.  Which of these has ONLY London forces?

I2
NH3
OCl2
SH2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which substance would have the weakest intermolecular forces of attraction?

CH4

NaCl

H2O

MgF2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

________________________ have the strongest intermolecular forces of attraction.

Dipole- Dipole

Dispersion

Hydrogen Bonds

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Intermolecular forces for: NH3

Dispersion Force

Dipole dipole

Hydrogen bonding

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