Bonding and Molecular Geometry

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Across
  1. 5. A positively charged ion
  2. 7. Group 17 elements are known as
  3. 10. The curved surface of a liquid in a graduated cylinder
  4. 11. Another name for a "non- binding pair"
  5. 13. Holds a metal and a non-metal together
  6. 16. How ionic bonds form
  7. 17. Indicate the precision of a measured quantity
  8. 18. A combination of two or more different elements
  9. 19. gases He, Ne, Ar, and Kr
  10. 21. Atoms of the same element that have different masses
  11. 26. Formed when atoms share electrons to fill their octets
  12. 29. CH4 molecules have this shape
  13. 31. All molecules with two electron domains have this shape
  14. 33. A water molecule has this shape
  15. 35. There are this many mL in a L
  16. 36. In general, these elements tend to lose electrons
  17. 38. Nuclear particle with mass = 1 amu and charge = 0
  18. 40. These particles interact with The atom in the middle
  19. 41. Determined by the number of electron domains
  20. 42. Each block on the Periodic Table represents a different _____
  21. 44. SO3 molecules form this shape
  22. 45. A visual way to represent the structure of a molecule
  23. 46. Element 29
Down
  1. 1. How covalent bonds form
  2. 2. PF3 molecules form this shape
  3. 3. A bond formed when two atoms share a bonding pair
  4. 4. Formed when two atoms share four electrons
  5. 6. A negatively charged ion
  6. 7. Oddball element - it can't form an octet
  7. 8. Six electrons shared between two atoms form a _____
  8. 9. Found in the nucleus: mass = 1 amu; charge = +1
  9. 12. Places where bonds or electron pairs touch a central atom
  10. 14. N2O
  11. 15. Period 3 element with six valence electrons
  12. 18. 1s2 2s2 2p6 3s2 3p5
  13. 20. In general, these elements tend to gain electrons
  14. 22. These elements all have one valence electrons
  15. 23. Valence shell electron pair repulsion
  16. 24. Examples include Si, Ge, As, and Sb
  17. 25. All measurements have some degree of this
  18. 27. It take eight electrons to form one of these.
  19. 28. SI prefix that means 1000 (1000 meters = 1 _____ meter)
  20. 30. These live in the d-block
  21. 32. SI prefix that means 1/100
  22. 34. Be, Mg, Ca, and Ba
  23. 36. Shape of a molecule
  24. 37. Fluorine = 4.0
  25. 39. NaOH
  26. 43. This Period 2 element would form a 3- ion