Electrons and Quantum Mechanics - Oakland Schools
Electrons and Quantum Mechanics - Oakland Schools
Electrons and Quantum Mechanics - Oakland Schools
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Questions <strong>and</strong> observations<br />
Examine the spectra for the elements Na, Ne, Hg or He <strong>and</strong> answer the following<br />
questions. Fill in the following table with your answers.<br />
How do these emission spectra compare in terms of colors <strong>and</strong> numbers of emission<br />
line positions?<br />
Are the spectra identical?<br />
What if anything is similar?<br />
What is different?<br />
FILL IN THE FOLLOWING TABLE WITH YOUR ANSWERS<br />
Element with greatest number of visible emission lines ________________<br />
Longest wavelength in the spectrum of this atom in nanometers __________________<br />
Color of light for this longest wavelength<br />
__________________<br />
What suggestions do you have additions or changes to this experiment?<br />
What "new" idea did you learn from this experiment?<br />
Why does a sodium vapor street light look yellow instead of white?<br />
What would you expect to happen to the size (volume) of a hydrogen atom when the<br />
outer electron moves from the n = 2 shell to the shell with n = 4? Would the volume<br />
increase?<br />
50
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