Matching
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Match each item with the correct statement below. a. | electronegativity | f. | periodic law | b. | ionization
energy | g. | cation | c. | atomic radius | h. | period | d. | metal | i. | group | e. | transition metal | j. | electrons | | | | |
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1.
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horizontal row in the periodic table
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2.
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vertical column in the periodic table
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3.
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A
repetition of properties occurs when elements are arranged in order of increasing atomic
number.
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4.
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type
of element that is a good conductor of heat and electric current
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5.
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type
of element characterized by the presence of electrons in the d orbital
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6.
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one-half the distance between the nuclei of two atoms when the atoms are
joined
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7.
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type
of ion formed by Group 2A elements
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8.
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subatomic particles that are transferred to form positive and negative
ions
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9.
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ability of an atom to attract electrons when the atom is in a compound
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10.
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energy required to remove an electron from an atom
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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11.
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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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12.
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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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13.
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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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14.
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Which
of the following is true about the electron configurations of the noble gases? a. | The highest
occupied s and p sublevels are completely filled. | b. | The highest
occupied s and p sublevels are partially filled. | c. | The electrons
with the highest energy are in a d sublevel. | d. | The electrons
with the highest energy are in an f sublevel. | | |
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15.
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Which
of the following elements is a transition metal? a. | cesium | c. | tellurium | b. | copper | d. | tin | | | | |
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16.
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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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17.
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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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18.
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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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19.
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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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20.
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What
is the charge of a cation? a. | a positive charge | b. | no
charge | c. | a negative charge | d. | The charge
depends on the size of the nucleus. | | |
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21.
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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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22.
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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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23.
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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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24.
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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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25.
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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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