Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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What
is another name for the representative elements? a. | Group A elements | c. | Group C elements | b. | Group B
elements | d. | transition
elements | | | | |
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2.
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Which
of the following elements is in the same period as phosphorus? a. | carbon | c. | nitrogen | b. | magnesium | d. | oxygen | | | | |
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3.
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The
modern periodic table is arranged in order of increasing atomic ____. a. | mass | c. | number | b. | charge | d. | radius | | | | |
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4.
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Which
of the following categories includes the majority of the elements? a. | metalloids | c. | metals | b. | liquids | d. | nonmetals | | | | |
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5.
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Of
the elements Pt, V, Li, and Kr, which is a nonmetal?
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6.
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In
which of the following sets is the symbol of the element, the number of protons, and the number of
electrons given correctly? a. | In, 49 protons, 49 electrons | c. | Cs, 55 protons, 132.9 electrons | b. | Zn, 30 protons,
60 electrons | d. | F, 19 protons,
19 electrons | | | | |
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7.
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What
element has the electron configuration 1s 2s 2p 3s 3p ? a. | nitrogen | c. | silicon | b. | selenium | d. | silver | | | | |
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8.
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Which
subatomic particle plays the greatest part in determining the properties of an element?
a. | proton | c. | neutron | b. | electron | d. | none of the above | | | | |
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9.
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Which
of the following groupings contains only representative elements? a. | Cu, Co,
Cd | c. | Al, Mg,
Li | b. | Ni, Fe,
Zn | d. | Hg, Cr,
Ag | | | | |
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10.
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What
are the Group 1A and Group 7A elements examples of? a. | representative
elements | c. | noble
gases | b. | transition elements | d. | nonmetallic elements | | | | |
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11.
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How
does atomic radius change from top to bottom in a group in the periodic table? a. | It tends to
decrease. | c. | It first
increases, then decreases. | b. | It tends to increase. | d. | It first decreases, then increases. | | | | |
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12.
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How
does atomic radius change from left to right across a period in the periodic table? a. | It tends to
decrease. | c. | It first
increases, then decreases. | b. | It tends to increase. | d. | It first decreases, then increases. | | | | |
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13.
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What
causes the shielding effect to remain constant across a period? a. | Electrons are
added to the same principal energy level. | b. | Electrons are added to different principal energy
levels. | c. | The charge on the nucleus is constant.
| d. | The atomic
radius increases. | | |
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14.
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Atomic size generally ____. a. | increases as you move from left to right across a
period | b. | decreases as you move from top to bottom within a
group | c. | remains constant within a period | d. | decreases as you
move from left to right across a period | | |
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15.
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What
element in the second period has the largest atomic radius? a. | carbon | c. | potassium | b. | lithium | d. | neon | | | | |
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16.
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Which
of the following statements is true about ions? a. | Cations form when an atom gains
electrons. | b. | Cations form when an atom loses
electrons. | c. | Anions form when an atom gains
protons. | d. | Anions form when an atom loses
protons. | | |
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17.
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The
metals in Groups 1A, 2A, and 3A ____. a. | gain electrons when they form
ions | c. | all have ions
with a 1 charge | b. | all form ions
with a negative charge | d. | lose electrons
when they form ions | | | | |
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18.
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Why
is the second ionization energy greater than the first ionization energy? a. | It is more
difficult to remove a second electron from an atom. | b. | The size of
atoms increases down a group. | c. | The size of anions decreases across a
period. | d. | The nuclear attraction from protons in the nucleus
decreases. | | |
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19.
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In
which of the following sets are the charges given correctly for all the ions?
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20.
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What
is the element with the lowest electronegativity value? a. | cesium | c. | calcium | b. | helium | d. | fluorine | | | | |
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21.
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What
is the element with the highest electronegativity value? a. | cesium | c. | calcium | b. | helium | d. | fluorine | | | | |
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22.
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Which
of the following elements has the smallest first ionization energy? a. | sodium | c. | potassium | b. | calcium | d. | magnesium | | | | |
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23.
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Which
statement is true about electronegativity? a. | Electronegativity is the ability of an anion to attract another
anion. | b. | Electronegativity generally increases as you move from top to
bottom within a group. | c. | Electronegativity generally is higher for metals than for
nonmetals. | d. | Electronegativity generally increases from left to right across
a period. | | |
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24.
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As
you move from left to right across the second period of the periodic table ____. a. | ionization
energy increases | c. | electronegativity decreases | b. | atomic radii increase | d. | atomic mass decreases | | | | |
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