Valence Electrons and Electron Dot Diagrams
33 minutes ago
rlrickard
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Preview (16 questions)Show answers
  • Question 1
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    Q.

    Valence electrons are the

    answer choices

    outer most electrons in an atom

    total electrons in an atom

  • Question 2
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    Q.

    The _____ the element is in determines the number of valence electrons it has.

    answer choices

    period/row

    group/column

  • Question 3
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    Q.

    This could be the dot diagram of

    answer choices

    Mg

    Cl

    C

    O

  • Question 4
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    Q.

    This is a correct dot diagram for nitrogen (N)

    answer choices

    true

    false

  • Question 5
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    Q.

    This is a correct dot diagram for neon (Ne)

    answer choices

    true

    false

  • Question 6
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    Q. This could be the dot diagram of
    answer choices
    P
    Ar
    Na
    B
  • Question 7
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    Q.

    This could be the dot diagram for...

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    He

    Al

    Be

    Si

  • Question 8
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    Q.

    Which of these is correct?

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  • Question 9
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    Q. This could be the dot diagram of 
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    Ne
    Si
    Al
    Be
  • Question 10
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    Q.

    USE THE PERIODIC TABLE

    How many valence electrons does Phosphorus have?

    answer choices

    31

    5

    15

    4

  • Question 11
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    Q.

    How many valence electrons does Hydrogen have?

    answer choices

    4

    1

    8

    2

  • Question 12
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    Q.

    How many valence electrons should Magnesium have in its electron dot diagram?

    answer choices

    1

    2

    3

    4

  • Question 13
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    Q.

    How many valence electrons does potassium have?

    answer choices

    19

    6

    39

    1

  • Question 14
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    Q.

    How many valence electrons does Carbon have?

    answer choices

    4

    6

    14

    12

  • Question 15
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    Q.

    What is the "magic number" of valence electrons for atoms to be stable?

    answer choices

    1

    2

    8

    18

  • Question 16
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    Q.

    Neon is a noble gas because it is stable, nonreactive, and has ___ valence electrons.

    answer choices

    1

    8

    10

    4

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