This document contains 10 multiple choice questions about properties of the three states of matter and intermolecular forces. The questions cover topics like the relative strengths of attractive forces between particles in solids, liquids and gases; which intermolecular forces are strongest and weakest; properties of solids and liquids; and identifying descriptions that do not accurately characterize solids. The document provides the questions only, without the corresponding answers.
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Genchem2 pretest.pptx
1. WHICH OF THE FOLLOWING PROPERTIES
PERTAINS TO SOLIDS ONLY?
A. THE KINETIC ENERGY IS ENOUGH TO
OVERCOME THE ATTRACTIVE FORCES.
B. THE PARTICLES CAN SLIDE PAST ONE
ANOTHER.
C. THEY EXPAND SLIGHTLY WHEN HEATED.
D. THEY DIFFUSE EXTREMELY SLOW BECAUSE
THE PARTICLES ARE TIGHTLY PACKED.
2. RANK THE MATTER BASED ON
DECREASING RELATIVE
STRENGTH OF ATTRACTIVE
FORCES BETWEEN PARTICLES.
A. LIQUID, SOLID, GAS
B. SOLID, LIQUID, GAS
C. GAS, LIQUID, SOLID
D. LIQUID, GAS, SOLID
3. WHICH AMONG THE
INTERMOLECULAR FORCES IS
THE WEAKEST?
A. HYDROGEN BOND
B. ION-DIPOLE FORCES
C. DISPERSION FORCES
D. DIPOLE-DIPOLE FORCES
4. WHICH OF THE FOLLOWING IS
SYNONYMOUS TO DIPOLES?
A. NONPOLAR MOLECULES
B. POLAR MOLECULES
C. CHARGED ATOMS OR GROUP
OF ATOMS
D. MOLECULES WITH EVEN
SHARING OF ELECTRONS
5. WHICH INTERMOLECULAR FORCE
IS PRESENT IN ALL MOLECULES?
A. HYDROGEN BOND
B. ION-DIPOLE FORCES
C. DISPERSION FORCES
D. DIPOLE-DIPOLE FORCES
6. WHICH OF THE FOLLOWING IS COMMON TO
BOTH SOLIDS AND LIQUIDS?
A. THEY HAVE FIXED SHAPE AND FIXED
VOLUME.
B. THEY HAVE A STRONG INTERMOLECULAR
FORCE OF ATTRACTION AND VIBRATE IN FIXED
POSITION BECAUSE THEIR PARTICLES ARE
CLOSE TO EACH OTHER.
C. THEY HAVE SUFFICIENT KINETIC ENERGY
TO OVERCOME THEIR ATTRACTIVE FORCES.
D. THEY ARE SLIGHTLY COMPRESSIBLE.
7. WHICH OF THE THREE STATES OF
MATTER HAS THE STRONGEST
INTERMOLECULAR FORCES?
A. SOLID
B. LIQUID
C. GAS
D. GAS, SOLID, LIQUID
8. WHICH OF THE FOLLOWING STATEMENTS
DOES NOT DESCRIBE THE GENERAL
PROPERTIES OF SOLIDS ACCURATELY?
(A) SOLIDS HAVE CHARACTERISTIC VOLUMES
THAT DO NOT CHANGE GREATLY WITH
CHANGES IN TEMPERATURE.
(B) SOLIDS HAVE CHARACTERISTIC VOLUMES
THAT DO NOT CHANGE GREATLY WITH
CHANGES IN PRESSURE.
(C) SOLIDS DIFFUSE ONLY VERY SLOWLY
COMPARED TO LIQUIDS AND GASES.
(D) SOLIDS ARE NOT FLUID.
(E) MOST SOLIDS HAVE HIGH VAPOR
PRESSURES AT ROOM TEMPERATURE.
9. WHICH OF THE FOLLOWING
INTERACTIONS IS THE
STRONGEST?
(A) HYDROGEN BONDING FORCE
(B) ION-ION INTERACTIONS
(C) PERMANENT DIPOLE FORCE
(D) DISPERSION FORCE
(E) LONDON FORCE
10. IDENTIFY WHICH PROPERTY OF LIQUIDS
IS NOT COMMON WITH SOLIDS.
(A) RIGID SHAPE
(B) VOLUMES DO NOT CHANGE
SIGNIFICANTLY WITH PRESSURE
(C) HYDROGEN BONDING FORCES CAN
BE SIGNIFICANT
(D) PRACTICALLY INCOMPRESSIBLE
(E) VOLUMES DO NOT CHANGE
SIGNIFICANTLY WITH TEMPERATURE
11. 1. D
2. B
3. C
4. B
5. C
6. D
7. A
8. E
9. B
10.A