Fun with Chemistry

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Across
  1. 2. the basic unit of a chemical element.
  2. 4. Negative charge in an atom
  3. 7. It is used to describe where electrons are when they go around the nucleus of an atom.
  4. 9. Located in the center of an atom
  5. 10. Symbolized AMU
  6. 11. Nickelodeon's Brainiac- "Jimmy......."
  7. 12. gives the atom or molecule a net positive or negative electrical charge
Down
  1. 1. An Electrons' archnemesis.
  2. 3. is the distribution of electrons of an atom or molecule.
  3. 5. each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons
  4. 6. number on the top left box on every element on the periodic table
  5. 8. Sum of protons and Neutrons on the periodic table