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Quiz Review 2.1 & 2.2.

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Quiz Review 2.1 & 2.2.

  1. 1. Quiz Review 2.1 & 2.2<br /><ul><li>A chemical bond is a ____________________________
  2. 2. Expression that shows number & type of atoms in a compound is called___________________________________________
  3. 3. The number that shows how many atoms of an element are in a compound is called _____________________________
  4. 4. Metals tend to form _____________ ions & nonmetals _______________ ions.
  5. 5. Draw Lewis Structure:
  6. 6. Mg
  7. 7. Cl
  8. 8. S
  9. 9. Ar
  10. 10. Hoy many electrons will each element los or gai n forming an ion? Write the symbol.
  11. 11. Ca Lose 2 Ca2+
  12. 12. Al ______ ______
  13. 13. P _______ ______
  14. 14. F _______ ______
  15. 15. Indicate how many atoms of each element are present in the following compounds:
  16. 16. Ba (NO3)2 Ba=_____ N=______ O=_______
  17. 17. Al2(Cr2O7)3 Al=______ Cr=_____ O=_______
  18. 18. Ionic bonds are formed when atoms _________ electrons. (share or transfer9
  19. 19. Name the following ionic compounds:
  20. 20. Na2S
  21. 21. Ca3P2
  22. 22. MgBr2
  23. 23. BeCl2
  24. 24. Write the chemical formula.
  25. 25. Potassium nitride
  26. 26. Lithium Oxide
  27. 27. Barium Iodide
  28. 28. Cesium fluoride
  29. 29. Which pair of elements is likely to form ionic compounds? (should be metal & nonmetal) write yes or no
  30. 30. Cl & Br ________
  31. 31. K & He ________
  32. 32. I & Na ________
  33. 33. Li & F ________
  34. 34. Which of the following is NOT ionic?
  35. 35. CaS ______
  36. 36. NH3
  37. 37. Na2O
  38. 38. Cl2O7

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