Across
- 5. when more than one structure can be drawn correctly for one molecule
- 7. the Law of ___ of Mass
- 9. ___ principle shows that electrons enter orbitals of lowest energy first
- 11. ___ number that indicates the amount of protons in an atom
- 13. ___ exclusion principle shows there cannot be more than two electrons to an orbital
- 15. splitting of a nucleus into smaller fragments
- 17. electron ___ is the location of all electrons in an atom
- 19. last name of the scientist that developed a 4 part theory on atoms
- 20. ___ change that alters the particle composition of a material
- 21. substance made by bonding atoms together
- 22. ___ molecule occurs when there is an unequal sharing of electrons
- 23. ___ particle is the same as a helium nucleus released by decay
- 24. credited with creating the first organized periodic table
- 25. ___ bond that results in the sharing of valence electrons
- 28. atomic ___ is the weighted average mass of every isotope of an element
- 29. ___ reactions result in a change in the nucleus of an atom
- 31. ___'s rule shows each orbital gets one electron before any orbital gets two at every sublevel
- 33. the one thing that an ion has that an atom does not have
- 34. electrons at the highest energy level
- 35. substance(s) at the start of a reaction
- 38. ___ mixture is uniform in particle distribution
- 39. particles or rays that are released by a nuclear reaction
- 45. ___ particle is a high energy electron released by decay
- 47. ___ property that changes when the sample size changes
- 48. closeness of a measurement to the expected value
- 49. s, p, d, and f are all ___
- 50. atom that has gained or lost valence electrons
Down
- 1. repeating pattern of ions in three dimensions in a crystal
- 2. electron ___ list the locations of all electrons
- 3. name for an ionic compound
- 4. ___ bond that attracts metal ions to a sea of delocalized valence electrons
- 6. nuclear ___ occurs when more energy levels result in a weaker attraction between the nucleus and valence electrons
- 8. different atoms that have the same # of protons, but a different # of neutrons
- 10. combining two or more light nuclei to produce a single, heavier nucleus
- 12. nuclear ___ uses controlled fission reactions to produce electricity
- 14. location of all protons and neutrons in an atom
- 16. ___ bond that transfers electrons between a cation and an anion
- 17. ___ reaction that initiates its own repetition
- 18. ___ mixture is not uniform in particle distribution
- 26. ___ theory explain the basic shape of a molecule around the central atom
- 27. ___ property that remains the same if the sample size changes
- 30. substance that speeds up a chemical reaction
- 32. ___ rays are high energy electromagnetic waves released by decay
- 36. number that appears in from of a formula to balance an equation
- 37. ___ foil experiment discovered the nucleus
- 40. smallest particle of an element
- 41. simplest form of matter
- 42. ___ change that alters a materials without changing its particle composition
- 43. ___ reaction result in one or more substances changing into new substances
- 44. anything that has mass and takes up space
- 46. closeness of multiple measurements to each other