The Fundamentals of Chemistry

12345678910111213141516
Across
  1. 1. What is a vertical column of the periodic table called?
  2. 4. They are very reactive with Group 1 & 2.
  3. 8. They are all radioactive.
  4. 9. They are rare earth metals.
  5. 11. They are good conductors.
  6. 14. What is it called when the periodic table is organized whether by element?
  7. 15. What is it called if an atom gains an electron?
  8. 16. They are very reactive with Group 17.
Down
  1. 2. What is a horizontal row of the periodic table called?
  2. 3. They are reactive with Group 17.
  3. 5. What can change their identities?
  4. 6. What are emitting particles and radiation?
  5. 7. Properties of both metals and non metals.
  6. 10. It is usually denoted by color.
  7. 12. What is it called if an atom loses an electron?
  8. 13. They are very stable, colorless and odorless.