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Chemistry Honors – Class 29

Gummy Bears

Dates

  • Period A – Monday, October 28th
  • Periods C, D – Tuesday, October 29th

Types of Reactions

  • Demo – gummy bear reaction
    • Q: what type of reaction is this? How would you classify the reaction?
    • KClO3 (s) → KClO3 (L), 2KClO3 (L) → 2KCl (s) + O2 (g), O2(g) + CH2O(s) → H2O (g) + CO2 (g)
  • Overview of reaction types (handout in the documents folder)
    • changes in oxidation states are key to identifying types [LINK]
    • PRACTICE: oxidation states
  • Types of Reactions (examples)
    • precipitation
    • acid-base
    • decomposition
    • combustion
    • combustion of hydrocarbon
    • synthesis
    • single displacement
  • Practice (page 192)

Homework

  • Ch. 7 (53, 54, 59) – note: use classification from handout
  • NOTE: No Class meetings on Wednesday (Sophomore Retreat / Service Day)
  • NOTE: next exam (chapters 5-7) on Friday, November 8th

Information

This entry was posted on October 27, 2013 by in CHAgenda, ChemH and tagged , .
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