Across
- 3. determines the mass of an atom
- 5. positive charged atom
- 9. quantum mechanics
- 10. mass, volume, and size
- 16. an educated guess
- 19. solid, liquid, and gas
- 22. atom's tendency to attract bonding electrons
- 25. energy it takes to remove an electron
- 28. energy added to make an electron jump
- 29. NH4+
- 30. not uniform mixture
- 33. "Little Boy" and "Fat Man"
- 34. list safety and health hazards
- 35. size of an atom
- 36. 6 step solving process
- 37. same element with different masses
- 39. meters, liters, and grams
- 41. length of the wave
- 42. hydrogen bombs
Down
- 1. element with a charge
- 2. more than one possible arrangement of valence electrons
- 4. does not depend on the amount
- 6. determines the charge of an atom
- 7. non-reactive elements
- 8. unstable isotope that will decay
- 11. uniform mixture
- 12. determines the element
- 13. gives off energy
- 14. common name of Dihydrogen monoxide
- 15. negative charged atom
- 17. property that is measured or observed
- 18. electron jumps back down to original energy level
- 20. lowest energy color
- 21. makes up everything
- 23. OH
- 24. ability to dissolve
- 26. strongest type of bond
- 27. eat away at a substance if comes into contact
- 31. does not involve particles
- 32. highest energy color
- 38. cathode ray tube
- 40. two non-metals bonded