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+1 vote
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in Chemistry by (81.1k points)
A photon of wavelength 4000Ã… A strikes a metal surface, then work function of the metal being 2.13 eV. Calculate (i) energy photoelectron and (iii) velocity of the photoelectron.

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1 Answer

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by (74.9k points)
Correct Answer - `E=3.10eV;KE=0.97eV;` velocity `=5.85xx10^(5)ms^(-1)`
`1eV=1.602xx10^(-19)J`.

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