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CBE 3 > INORGANIC AND ORGANIC CHEMISTRY > Flashcards

INORGANIC AND ORGANIC CHEMISTRY Flashcards

1
Q

Matter that has a definite volume, but no
definite shape is a ______.
A. Liquid
B. Gas
C. Solid
D. Plasma

A

A. Liquid

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2
Q

When the energy has been completely
removed from a mass the state would be:
A. Solid
B. Plasma
C. Liquid
D. Bose Einstein Condensate

A

D. Bose Einstein Condensate

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3
Q

Which of the following factors affects the
pressure of an enclosed gas?
A. Temperature
B. Volume
C. Number of particles
D. All of these

A

D. All of these

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4
Q

The temperature and volume in a closed
container of a gas remain constant. If the
number of particles of gas is increased, the
gas pressure will ________.
A. Increase
B. Remain constant
C. Decrease
D. Cause a decrease in the average
kinetic energy of the particles

A

A. Increase

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5
Q

Sublimation is the change of a:
A. Liquid to solid
B. Solid to liquid
C. Solid to gas
D. Liquid to gas

A

C. Solid to gas

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6
Q

Which of the following will cause a
decrease in gas pressure in a closed
container?
A. Lowering the temperature
B. Adding more gas
C. Reducing the volume
D. Both a and b

A

A. Lowering the temperature

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7
Q

In the broadest sense, what was the Kinetic
Molecular Theory designed to explain?
A. What temperature measures.
B. The behavior of matter.
C. The types of intermolecular forces.
D. Crystalline structures of solids.

A

B. The behavior of matter.

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8
Q

Which of the following is NOT a
characteristic of solid particles?
A. Solid particles have definite shapes
and volumes.
B. Solid particles vibrate in place.
C. Solid particles are very close
together.
D. Solid particles have a lot of kinetic
energy.

A

D. Solid particles have a lot of kinetic
energy.

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9
Q

Which of the following statements about
ice melting is true?
A. Energy flows from the ice to its
surroundings
B. Water molecules move from their
fixed position
C. Water molecules lose energy
D. The temperature of the ice
increases as it melts

A

B. Water molecules move from their
fixed position

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10
Q

Which of the following is most likely to lead
to a phase change?
A. Increasing the volume of the
system.
B. A change in the intermolecular
forces between particles.
C. Adding a different particle to the
system.
D. Changing the intramolecular forces
within the particle.

A

B. A change in the intermolecular
forces between particles.

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11
Q

What is a dipole-dipole force?
A. The force that occurs within a polar molecule because of the oppositely charged poles.
B. The force that occurs between non
polar molecules.
C. The attractive force that occurs
between an ion and a dipole.
D. The force that occurs between the
oppositely charged poles of polar
molecules.

A

D. The force that occurs between the
oppositely charged poles of polar
molecules.

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12
Q

Boyle’s law states that as the pressure of a
gas increases, its ______.
A. volume increases
B. temperature increase
C. volume decreases
D. temperature decreases

A

C. volume decreases

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13
Q

Which of the following is NOT an example
of vaporization?
A. water rising into dry air that moves
over the ocean
B. bubbles forming as water boils
C. wet pavement drying after a rain
shower
D. water droplets forming on a mirror

A

D. water droplets forming on a mirror

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14
Q

Because of surface tension, a liquid _____.
A. resists flowing
B. forms a crystalline solid
C. takes the shape of its container
D. forms droplets

A

D. forms droplets

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15
Q

A liquid with a low viscosity ______.
A. has a definite shape
B. flows quickly
C. flows slowly
D. fills its container

A

B. flows quickly

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16
Q

As the gas in a rigid container is heated, its
_____.
A. pressure increases
B. volume increases
C. pressure decreases
D. volume decreases

A

A. pressure increases

17
Q

Which of the following best describes a
mixture?
A. A compound made from different
elements
B. A substance made through
chemical bonding
C. When two substances are combined but are not chemically bonded
D. All of the above

A

C. When two substances are combined but are not chemically bonded

18
Q

Which of the following is NOT a property of
a mixture?
A. The components can be easily
separated
B. The original properties of the
combined substances are changed
C. The proportion of the components is
variable
D. Two or more substances are
combined

A

B. The original properties of the
combined substances are changed

19
Q

Which of the following is an example of a
homogeneous mixture?
A. Saltwater
B. Blood
C. Metal alloys
D. Air
E. All of the Above

A

E. All of the Above

20
Q

Which method is the best for separating
sodium chloride from a solution of sodium
chloride in water?
A. Filtration
B. Fractional distillation
C. Crystallization
D. Paper chromatography

A

C. Crystallization

21
Q

Which one of the samples contains the
most particles?
A. 1 mol of CO2(g)
B. 1 mol of UF6(g)
C. 1 mol of CH3COCH3(l)
D. 1 mol of He(g)
E. all contain the same number of
atoms

A

E. all contain the same number of
atoms

22
Q

An atom of sodium has an atomic number
of 11 and a mass number of 23. Which of
the following statements is correct?
A. An atom of sodium has 11 protons,
11 electrons, and 11 neutrons.
B. An atom of sodium has 11 protons,
12 electrons, and 11 neutrons.
C. An atom of sodium has 11 protons,
11 electrons, and 12 neutrons.
D. An atom of sodium has 11 protons,
12 electrons, and 12 neutrons.

A

C. An atom of sodium has 11 protons,
11 electrons, and 12 neutrons.

23
Q

The atom of phosphorus has an atomic
number of 15 and a mass number of 31.
How many neutrons does it contain?
A. 15
B. 16
C. 31
D. 30

A

B. 16

24
Q

The mass of a single atom of a particular
isotope is called which of the following?
A. Its atomic number
B. Its atomic weight
C. Its atomic mass
D. Its relative atomic mass

A

C. Its atomic mass

25
Q

The identity of a chemical element is
determined by which of the following?
A. The number of protons it possesses
B. The number of neutrons it possesses
C. The number of electrons it possesses
D. The sum of the number of protons
and neutrons it possesses
E. The sum of the number of protons
and electrons it possesses

A

A. The number of protons it possesses

26
Q

What makes carbon such a unique
element?
A. Elemental carbon comes in two
forms, diamond and graphite.
B. Carbon forms four bonds, although
the ground state configuration
would predict the formation of
fewer bonds.
C. Carbon forms covalent bonds
rather than ionic bonds.
D. To a greater extent than any other
element, carbon can bond to itself
to form straight chains, branched
chains and rings.
E. Carbon has two stable isotopes,
carbon-12 and carbon-13.

A

D. To a greater extent than any other
element, carbon can bond to itself
to form straight chains, branched
chains and rings.

27
Q

Which is NOT a physical property of alcohol
or phenols?
A. The solubilities of normal primary
alcohols in water decrease with
increasing molecular weight.
B. The hydroxyl group of alcohol is
nonpolar.
C. Due to hydrogen bonding, boiling
points of alcohols are much higher
than
those of corresponding
alkanes.
D. Boiling points of normal primary
alcohols increase with increasing
molecular weight.

A

B. The hydroxyl group of alcohol is
nonpolar.

28
Q

A reaction in which carboxylic acid reacts
with a base to form salt and water is called
_____.
A. Esterification
B. Hydrolysis
C. Saponification
D. Neutralization

A

D. Neutralization

29
Q

Which of the following is the simplest
member of organic compounds?
A. Formic acid
B. Formaldehyde
C. Methane
D. Methanol

A

C. Methane

30
Q

Which of the following bonds is made up
of a large number of organic compounds?
A. Metallic bond
B. Dipolar bond
C. Ionic bond
D. Covalent bond

A

D. Covalent bond

31
Q

Which of the following does not come
under the organic addition reaction?
A. Halogenation
B. Hydrohalogenation
C. Hydration
D. Dehydration

A

D. Dehydration

CBE 3 (9 decks)

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