Chemical Reactions<br />Bonding and the Periodic Table<br />
Bonding:<br />
What is the formula formagnesium oxide?<br />What type of bond is it?<br />
What is the formula forsodium chloride?<br />What type of bond is it?<br />
What is the formula for carbon tetrachloride?<br />What type of bond is it?<br />
Name two combinations of atoms that will form covalent bonds:<br />
Name two combinations of atoms that will form an ionic bond:<br />
What happens to electrons when atoms bond?<br />Hey, how you doin’?<br />
What does a chemical equation describe?<br />
18. According to the<br />law of conservation of mass,<br />matter is neither _____ nor _____<br />during chemical reactio...
That is why we balance equations:<br />
Write the equation<br />Balance the equation<br />List the type of reaction<br />Circle the reactants<br />
Fe + O2 --> Fe2O3<br />
PbO2 + Pb + H2OSO4 --> PbSO4 + H2O <br />
AgBr + S2O3--> AgS2O3 + Br<br />
CO2 + H2O -> C6H12O6 + O2 + H2O <br />
If a reaction absorbs heat in order to proceed,<br />this is called _____.<br />
If a reaction <br />produces heat,<br />this is called _____.<br />
Exothermic or Endothermic:<br />
Exothermic or Endothermic:<br />
Exothermic or Endothermic:<br />
Exothermic or Endothermic:<br />
Exothermic or Endothermic:<br />
Exothermic or Endothermic:<br />
Exothermic or Endothermic:<br />
Exothermic or Endothermic:<br />
 _____ speed up reactions.<br />
 _____ slow down reactions.<br />
What type of reaction is this?<br />2K  +  MgCl2  ->  2KCl  +  Mg<br />
This?<br />AB + C-> AC + B<br />(One substance is trading places<br />with another.)<br />
This?<br />AB -> A + B<br />(One complex substance breaking<br />up into two simpler substances.)<br />
This?<br />A + B -> AB<br />(Two simpler substances combining to<br />form a complex substance.)<br />
3Mg  +  N2  ->  Mg3N2<br />If 12 g of magnesium react with an unknown amount of nitrogen to form 30 g of magnesium nitride...
3Mg  +  N2  ->  Mg3N2<br />If 8 g of magnesium react with an unknown amount of nitrogen to form 12 g of magnesium nitride,...
3Mg  +  N2  ->  Mg3N2<br />If 18 g of magnesium react with 12 g of nitrogen to form magnesium nitride, how many grams of w...
3Mg  +  N2  ->  Mg3N2<br />If 32 g of magnesium react with 5 g of nitrogen to form magnesium nitride, how many grams of we...
Chemical Reactions & Bonding
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Chemical Reactions & Bonding

  1. 1. Chemical Reactions<br />Bonding and the Periodic Table<br />
  2. 2.
  3. 3. Bonding:<br />
  4. 4. What is the formula formagnesium oxide?<br />What type of bond is it?<br />
  5. 5.
  6. 6. What is the formula forsodium chloride?<br />What type of bond is it?<br />
  7. 7.
  8. 8. What is the formula for carbon tetrachloride?<br />What type of bond is it?<br />
  9. 9.
  10. 10. Name two combinations of atoms that will form covalent bonds:<br />
  11. 11. Name two combinations of atoms that will form an ionic bond:<br />
  12. 12. What happens to electrons when atoms bond?<br />Hey, how you doin’?<br />
  13. 13. What does a chemical equation describe?<br />
  14. 14.
  15. 15. 18. According to the<br />law of conservation of mass,<br />matter is neither _____ nor _____<br />during chemical reactions.<br />
  16. 16. That is why we balance equations:<br />
  17. 17. Write the equation<br />Balance the equation<br />List the type of reaction<br />Circle the reactants<br />
  18. 18. Fe + O2 --> Fe2O3<br />
  19. 19. PbO2 + Pb + H2OSO4 --> PbSO4 + H2O <br />
  20. 20. AgBr + S2O3--> AgS2O3 + Br<br />
  21. 21. CO2 + H2O -> C6H12O6 + O2 + H2O <br />
  22. 22. If a reaction absorbs heat in order to proceed,<br />this is called _____.<br />
  23. 23. If a reaction <br />produces heat,<br />this is called _____.<br />
  24. 24. Exothermic or Endothermic:<br />
  25. 25. Exothermic or Endothermic:<br />
  26. 26. Exothermic or Endothermic:<br />
  27. 27. Exothermic or Endothermic:<br />
  28. 28. Exothermic or Endothermic:<br />
  29. 29. Exothermic or Endothermic:<br />
  30. 30. Exothermic or Endothermic:<br />
  31. 31. Exothermic or Endothermic:<br />
  32. 32. _____ speed up reactions.<br />
  33. 33. _____ slow down reactions.<br />
  34. 34. What type of reaction is this?<br />2K + MgCl2 -> 2KCl + Mg<br />
  35. 35. This?<br />AB + C-> AC + B<br />(One substance is trading places<br />with another.)<br />
  36. 36. This?<br />AB -> A + B<br />(One complex substance breaking<br />up into two simpler substances.)<br />
  37. 37. This?<br />A + B -> AB<br />(Two simpler substances combining to<br />form a complex substance.)<br />
  38. 38. 3Mg + N2 -> Mg3N2<br />If 12 g of magnesium react with an unknown amount of nitrogen to form 30 g of magnesium nitride, how many grams of nitrogen were used?<br />
  39. 39. 3Mg + N2 -> Mg3N2<br />If 8 g of magnesium react with an unknown amount of nitrogen to form 12 g of magnesium nitride, how many grams of nitrogen were used?<br />
  40. 40. 3Mg + N2 -> Mg3N2<br />If 18 g of magnesium react with 12 g of nitrogen to form magnesium nitride, how many grams of were produced?<br />
  41. 41. 3Mg + N2 -> Mg3N2<br />If 32 g of magnesium react with 5 g of nitrogen to form magnesium nitride, how many grams of were produced?<br />

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