The Photoelectric Effect Worksheet

 

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  1. What is the photoelectric effect?
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  3. Four ideas to know about it
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  4. The big discovery of the photoelectric effect was the existence of _________.
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  6. Equation for the energy of a photon
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  8. Equation for kinetic energy of an electron
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  10. How do E, ν, and λ relate?
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  12. Microwave radiation has a wavelength on the order of 1.0 cm.  Calculate the frequency and the energy of a single photon of this radiation.  Calculate the energy of an Avogadro’s number of photons of the electromagnetic radiation.
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  14. The work function of an element is the energy required to remove an electron from the surface of the solid.  The work function for lithium is 279.7 kJ/mol.  What is the maximum wavelength of light that can remove an electron from an atom in lithium?
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  16. It takes 208.4kJ f energy to remove one mole of electrons from the atoms on the surface of rubidium metal.  If rubidium metal is irradiated with 254-nm light, what is the maximum kinetic energy the released electron can have?