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Chemistry, Technology, Baseball, Swimming

AP Chemistry – Class 41

UnimpressedUnimpressedEmission SpectrumDates

  • Period E – Monday, November 26th
  • Period F – Tuesday, November 27th

BIG QUESTION: What evidence do we have for quantization of electron levels?

ACTIVITY

  • Spectrometers
  • Tubes vs. Outside Light
  • Observations of both?
  • Compare / Contrast

INFORMATION

  • Light results from re-emission from higher to lower levels
  • Only certain energies allowed
  • If each elements has unique set of levels then unique set of lines

ACTIVITY – HYDROGEN SPECTRUM (Lab Notebook)

  • Given the energies of the first seven energy levels of hydrogen
  • What are all allowed energies?
  • What are wavelengths of each?
  • Which are visible?
  • Summarize in a table
  • NOTE: instructions posted in course documents (lab folder)

TEST RETAKE

  • Wednesday, November 28th @ 7:00
  • 45 minutes
  • 3 Questions – same topics
  • I will average the scores
  • Practice problems from chapter
  • Look at solution online

Homework

  • Finish Lab Activity (directions on the lab handout)
  • NOTE – must do in lab notebook

Information

This entry was posted on November 25, 2012 by in CAgenda, Chemistry and tagged , .

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