The Atom!

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Across
  1. 4. neutrally charged subatomic particle
  2. 6. there are one hundred and _________ elements on the periodic table
  3. 7. positively charged subatomic particle
Down
  1. 1. electrons are located in the electron _____
  2. 2. the smallest component of an element that still has properties of that element
  3. 3. first element of the periodic table
  4. 4. protons and neutrons located here
  5. 5. negatively charged subatomic particle