Elements and Compounds

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Across
  1. 1. discovered the nucleus in 1911
  2. 4. discovered neutron in 1932
  3. 5. particle with no charge
  4. 6. I am in 4th group, 2nd period
  5. 9. atomic weight of 39.10
  6. 10. the physical state that an object has at room temp
  7. 13. ability to be stretched into long, thin wires
Down
  1. 2. particle with negative charge
  2. 3. atomic number of 12
  3. 7. atomic number of 18
  4. 8. ability to be worked into different shapes
  5. 11. smallest part of a substance
  6. 12. found in the nucleus with positive charge