1. T F The change in resistance to flow with temperature that many liquids exhibit is a chemical property which is based on intermolecular attractive forces. 2. T F The basic building block of a crystalline ionic compound is called the unit cell.

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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Complete For Stady
Notes!
1. T F The change in resistance to flow with temperature that many liquids exhibit is a
chemical property which is based on intermolecular attractive forces.
2. T F The basic building block of a crystalline ionic compound is called the unit cell.
3. T F In order of increasing intermolecular attractive forces: CCL4 < SiCl4 < GeCl4 < SnCl4
4. For a series of small molecules of comparable molecular weight, which one of the following
choices lists the intermolecular forces in the correct increasing order?
(WEAKEST TO STRONGEST)
a. hydrogen bonds < dipole-dipole forces < London forces
b. dipole-dipole forces < hydrogen bonds < London forces
c. London forces <hydrogen bonds < dipole-dipole forces
d. hydrogen bonds < London forces < dipole-dipole forces
e. London forces < dipole-dipole forces < hydrogen bonds
5. What one of the following covalent compounds will not exhibit hydrogen bonding in the liquid state?
а. СH3—СH—Br
d. CH3-NH-CH3
с. СH3—СH—CH—ОН
b. CH3-CH2–NH2
е. NHz—О—Н
6. Which compound is expected to have the strongest intermolecular forces?
b. CH3—СH— 0 —Н
е. CH —СН—Se_H
с. СНз— СН—PH2
a. CH3-CH2H
d. CH3-CH2-S–H
7. Which one of the following is not a property or phenomenon associated with the liquid state?
a. fluidity
d. sublimation
b. meniscus
c. surface tension
e. viscosity
8. The property that measures or describes the magnitude of resistance to flow in a liquid is called
a. London forces
c. surface tension
b. malleability
e. viscosity
d. vapor pressure
9. The ability of capillary tubing to draw liquids up against the action of gravity is an example of
a. fluidity
d. osmosis
b. surface tension and capillary action
e. viscosity
c. meiosis
10. The vapor pressure of a liquid increases with increasing temperature. The temperature at
which this vapor pressure is equal 760 torr or 101, 325 Pascal is
a. the boiling point
d. 100°C
b. the flash point
e. the normal boiling point
c. the vaporization point
II
Transcribed Image Text:Complete For Stady Notes! 1. T F The change in resistance to flow with temperature that many liquids exhibit is a chemical property which is based on intermolecular attractive forces. 2. T F The basic building block of a crystalline ionic compound is called the unit cell. 3. T F In order of increasing intermolecular attractive forces: CCL4 < SiCl4 < GeCl4 < SnCl4 4. For a series of small molecules of comparable molecular weight, which one of the following choices lists the intermolecular forces in the correct increasing order? (WEAKEST TO STRONGEST) a. hydrogen bonds < dipole-dipole forces < London forces b. dipole-dipole forces < hydrogen bonds < London forces c. London forces <hydrogen bonds < dipole-dipole forces d. hydrogen bonds < London forces < dipole-dipole forces e. London forces < dipole-dipole forces < hydrogen bonds 5. What one of the following covalent compounds will not exhibit hydrogen bonding in the liquid state? а. СH3—СH—Br d. CH3-NH-CH3 с. СH3—СH—CH—ОН b. CH3-CH2–NH2 е. NHz—О—Н 6. Which compound is expected to have the strongest intermolecular forces? b. CH3—СH— 0 —Н е. CH —СН—Se_H с. СНз— СН—PH2 a. CH3-CH2H d. CH3-CH2-S–H 7. Which one of the following is not a property or phenomenon associated with the liquid state? a. fluidity d. sublimation b. meniscus c. surface tension e. viscosity 8. The property that measures or describes the magnitude of resistance to flow in a liquid is called a. London forces c. surface tension b. malleability e. viscosity d. vapor pressure 9. The ability of capillary tubing to draw liquids up against the action of gravity is an example of a. fluidity d. osmosis b. surface tension and capillary action e. viscosity c. meiosis 10. The vapor pressure of a liquid increases with increasing temperature. The temperature at which this vapor pressure is equal 760 torr or 101, 325 Pascal is a. the boiling point d. 100°C b. the flash point e. the normal boiling point c. the vaporization point II
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