C4 - Atoms

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  • C4 - Atoms.
    • The nucleus.
      • In the middle of the atom.
      • Contains protons and neutrons.
      • has a positive charge due to the protons.
      • Almost the whole mass of the electron is in the nucleus.
      • Tiny compared to the rest of the atom.
    • The electrons
      • Move around the nucleus.
      • Negatively charged.
      • Tiny but cover a lot of space.
      • Virtually no mass.
      • Arranged in shells.
    • Number of protons equals number of electrons.
    • Each element has a different number of protons.
    • Protons are heavy and positively charged.
    • neutrons are heavy and negatively charged.
    • Electrons are tiny and negatively charged.


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