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The minimum energy required to remove an electron from sodium atom is $3.313 \times 10^{-19}J$. What is the maximum wavelength of radiation that will eject photoelectron from sodium metal? ($h = 6.626 \times 10^{-34}Js$)
The minimum energy required to remove an electron from sodium atom is $3.313 \times 10^{-19}J$. What is the maximum wavelength of radiation that will eject photoelectron from sodium metal? ($h = 6.626 \times 10^{-34}Js$)
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Maximum wavelength corresponds to minimum energy (work function).
Updated On: Apr 24, 2026
- $400\,nm$
- $500\,nm$
- $700\,nm$
- $200\,nm$
- $600\,nm$
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