Chemistry
Chemistry, 20.08.2019 00:00, ridhima37

The threshold wavelength for ejection of electron from metal is 310nm photon
the kinetic energy of emitted photo electrons is 36 x 10-20j. then
frequency of incident light is.
photoel
1) 1.5 x 1015 hz
2) 2.5 1018 hz
4) 2.5 x 1012
3) 1 x 1022 hz

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The threshold wavelength for ejection of electron from metal is 310nm photon
the kinetic energ...

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