Periodic Table

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Across
  1. 7. the tiniest energy dense particle in an atom
  2. 8. energy levels surrounding and atoms nucleus where electrons are located
  3. 9. a tiny particle inside the centre of an atom. They make up most of the weight of an atom but are still very small.
  4. 10. the central part of an atom that contains protons neutrons.
Down
  1. 1. number how many protons neutrons and electrons are in a element
  2. 2. what is number 1 on the periodic table
  3. 3. what is the newest element in the periodic table
  4. 4. number one one eight
  5. 5. an element named after a scientist
  6. 6. metals have a shiny appearance due to their ability to reflect light