Science

7th

grade

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Valence Electrons & Reactivity

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15 questions

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  • 1. Multiple Choice
    2 minutes
    1 pt
    How many valence electrons are found in atoms of group 14?
    4
    3
    14
    16
  • 2. Multiple Choice
    2 minutes
    1 pt
    Which group has the greatest number of valence electrons?
    1
    14
    18
    16
  • 3. Multiple Choice
    2 minutes
    1 pt
    How many valence electrons are found in atoms of group 15?
    4
    5
    2
    3
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