7. Selenium has the highest work function of any element (øse = 5.8 eV). When selenium is illuminated in a vacuum chamber with light having a wavelength, A = 220 nm, what is the energy of the ejected photoelectrons (units: eV)? %3| A. 0.24 B. 0.16 eV C. 0.092 eV D. 0.29 eV E. There are no ejected photoelectrons.

Chemistry: The Molecular Science
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Author:John W. Moore, Conrad L. Stanitski
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Chapter5: Electron Configurations And The Periodic Table
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7. Selenium has the highest work function of any element (øse = 5.8 eV). When selenium is illuminated in
a vacuum chamber with light having a wavelength, A = 220 nm, what is the energy of the ejected
photoelectrons (units: eV)?
%3|
A. 0.24
B. 0.16 eV
C. 0.092 eV
D. 0.29 eV
E. There are no ejected photoelectrons.
Transcribed Image Text:7. Selenium has the highest work function of any element (øse = 5.8 eV). When selenium is illuminated in a vacuum chamber with light having a wavelength, A = 220 nm, what is the energy of the ejected photoelectrons (units: eV)? %3| A. 0.24 B. 0.16 eV C. 0.092 eV D. 0.29 eV E. There are no ejected photoelectrons.
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