Periodic Table Review

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Across
  1. 4. Positively charged particles
  2. 6. Smallest particles that are negatively charged and orbit the nucleus
  3. 11. ending configuration of 5s2
  4. 12. 7 neutrons
  5. 13. rows
  6. 16. nucleus emits a Helium atom and a corresponding atom.
  7. 17. Fixed volume but takes shape of container, atoms are faster
  8. 20. a substance made by melting two or more elements together, at least one of them metal
  9. 22. the smallest particle of an element that retains its identity
  10. 23. the positively charged center of the atom
  11. 24. latin name is ferrum
  12. 25. effects shape, size, and appearance, but composition doesn’t change
  13. 27. can see layers, mixture is not uniform
  14. 29. 8th group
  15. 32. right side
  16. 34. an atom or group of atoms that have a positive or negative charge
  17. 37. Positive ion due to more positively charged protons
  18. 38. Neutral charge particles
  19. 39. atomic mass of 22.99
  20. 41. 1st f period
  21. 44. 1st group
  22. 45. the force of gravity acting upon an object’s mass
Down
  1. 1. B, Si, Ge, As, Sb, Te, Po
  2. 2. families, columns
  3. 3. Crystalline structure, atoms are slow
  4. 5. 7th group
  5. 7. effects shape, size, and appearance, but substance is chemically different
  6. 8. the amount of matter in an object
  7. 9. the amount of mass divided by the volume of the object
  8. 10. same throughout, uniform, cannot see a difference
  9. 14. 2nd group
  10. 15. outer shell electron
  11. 18. 53 protons
  12. 19. two different elements bonded together
  13. 21. two or more different element atoms bonded together
  14. 26. Atoms are fastest, occupies any volume
  15. 28. individual atoms
  16. 30. ending configuration of 4f6
  17. 31. all metals expect group 1 + 2
  18. 33. left side
  19. 35. 14 electrons
  20. 36. ending configuration of 3d10
  21. 40. neutron converts into a proton and creates an electron.
  22. 42. Negative ion due to more negatively charged electrons
  23. 43. 2nd f period