True/False
Indicate whether the sentence or statement is true or
false.
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1)
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Lithium (Li) is a
metal.
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2)
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Nitrogen (N) is a
metal.
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3)
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Chlorine (Cl) is a noble
gas.
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4)
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Krypton (Kr) is a noble
gas.
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5)
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Silicon (Si) is a
nonmetal.
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6)
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Boron (B) has 13 valence
electrons.
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7)
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Boron can form a Boron ion with
a +3 charge.
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8)
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Copper (Cu) is a transistional
element.
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9)
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A dot diagram is a useful tool
when examining the properties of an atom of a given element. The dot diagram of an atom has one
dot for each electron orbiting the nucleus of the 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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Note: Refer to your
periodic chart of the elements to answer the following question(s).
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10)
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What charge is an ion of
sodium most likely to exhibit ?
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11)
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What charge is an ion of
chlorine most likely to exhibit ? a) | - 2 | d) | + 2 | b) | - 1 | e) | + 3 | c) | + 1 | | | | |
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12)
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What charge is an ion of
boron most likely to exhibit ? a) | - 2 | d) | + 2 | b) | - 1 | e) | + 3 | c) | + 1 | | | | |
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13)
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Which one of the following
elements is the best choice to serve as an example of a metal ? a) | nitrogen | c) | germanium | b) | calcium | d) | argon | | | | |
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14)
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Which one of the following
elements is the best choice to serve as an example of a nonmetal ? a) | nitrogen | c) | germainum | b) | calcium | d) | lanthanum | | | | |
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15)
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Which one of following elements
is the best choice to serve as an example metalloid ? a) | nitrogen | c) | germanium | b) | calcium | d) | argon | | | | |
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16)
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Which one of the following
elements is the best choice to serve as an example of a noble gas ? a) | nitrogen | c) | germanium | b) | calcium | d) | argon | | | | |
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17)
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Which one of the following
elements is NOT a metal ? a) | gallium | c) | cobalt | b) | bismuth | d) | selenium | | | | |
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18)
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Which of the following elements
is the MOST reactive ? a) | lithium | c) | cesium | b) | potassium | d) | francium | | | | |
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19)
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Which of the following elements
is MOST reactive ? a) | barium | c) | calcium | b) | strontium | d) | berylium | | | | |
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20)
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Which of the following elements
is the MOST reactive ? a) | astatine | c) | chlorine | b) | bromine | d) | fluorine | | | | |
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21)
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Which one of the following
elements is the LEAST reactive ? a) | astatine | c) | chlorine | b) | bromine | d) | fluorine | | | | |
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22)
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Examine the above graphics.
Which of the above graphics best represents a dot diagram for
phosphorus ? a) | graphic A | d) | graphic D | b) | graphic B | e) | graphic E | c) | graphic C | | | | |
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23)
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Examine the above graphics.
Which of the above graphics best represents a dot diagram for
boron? a) | graphic A | d) | graphic D | b) | graphic B | e) | graphic E | c) | graphic C | | | | |
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24)
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Examine the above graphics.
Which of the above graphics best represents a dot diagram for
oxygen? a) | graphic a | d) | graphic d | b) | graphic b | e) | graphic e | c) | graphic c | | | | |
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25)
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What type of ion is a metal
atom MOST likely to form? a) | positive ions | b) | negative ions | c) | none, metals don't form
ions | | |
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26)
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What type of ion is an atom of
Oxygen MOST likely to form? a) | positive ion | b) | negative ion | c) | none, oxygen doesn't form
ions | | |
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