Chemistry

8th -

9thgrade

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Test: Atoms and the Periodic Table

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20 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
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    Which of these particles has a positive charge?
    atom
    proton
    neutron
    electron
  • 2. Multiple Choice
    1 minute
    1 pt
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    Very energetic particles that move in all directions around the nucleus of an atom are
    charges
    neutrons
    electrons
    protons
  • 3. Multiple Choice
    1 minute
    1 pt
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    Electrons involved in bonding between atoms are
    valence electrons
    inside the nucleus
    closest to the nucleus
    positively charged
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