Periodic Table of Elements

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123456789101112131415
Across
  1. 2. An subatomic particle with a negative charge.
  2. 4. A subatomic particle with a positive charge.
  3. 7. Something with the ability to conduct heat partially. Its conductivity increases if you add heat.
  4. 8. This is the person who made the first periodic table.
  5. 11. A fourth state of matter distinct from solid, liquid or gas.
  6. 12. The opposite of a metal.
  7. 14. Being capable of being shaped or bent.
  8. 15. A subatomic particle with zero charge.
Down
  1. 1. Arrangement of chemical elements according to atomic number.
  2. 3. The smallest component of an element.
  3. 5. The positively charged dense center of an atom.
  4. 6. An element that is shiny, malleable, and a good conductor.
  5. 9. An element that possesses properties of both metals and nonmetals. It is a semiconductor.
  6. 10. Atom with the same atomic number but with a different number of neutrons.
  7. 13. The susceptibility to chemical change.