Physics

8th

grade

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Electronic Configuration

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10 questions

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  • 1. Multiple Choice
    45 seconds
    1 pt
    Image
    How many electrons does Si contain? (click to see image)
    14
    28
    2
    4
  • 2. Multiple Choice
    20 seconds
    1 pt
    How many electrons can the first energy level hold?
    1
    2
    8
    0
  • 3. Multiple Choice
    20 seconds
    1 pt

    The atomic number tells you...

    the number of protons

    the number of neutrons

    the number of electrons

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