Last Day

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Across
  1. 1. particle of light
  2. 5. we balance reactions to satisfy the "law of conservation of ___"
  3. 6. shape of ammonia molecule
  4. 9. gold foil experiment
  5. 11. when an atom loses an electron
  6. 12. like dissolves like describes _____
  7. 14. what kind of animal is Longlong?
  8. 16. radius increases to the left and ____
Down
  1. 2. molecular geometry of methane
  2. 3. an atom which bears a positive charge
  3. 4. credited with equilibrium law
  4. 7. the second bond in a double bond
  5. 8. most abundant gas in the air
  6. 10. Mr.Barrientes favorite snack
  7. 13. same element with different mass
  8. 15. reactions where particles change oxidation state