Post Utme Esut 2023 Chemistry Question 40
Practice objective / multiple choice question 40 from the 2023 Post Utme Esut Chemistry examination.
A sample of a non-metal is analyzed u\sing X-ray photoelectron spectroscopy (XPS). The XPS spectrum shows a peak at 150 eV with a binding energy of 20 eV. If the work function of the non-metal is 4.5 eV, what is the kinetic energy of the photoelectron?
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About This Question
This is Post Utme Esut 2023 Chemistry Question 40. It is one of the objective questions from the 2023 Post Utme Esut Chemistry examination.
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