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Sahay Sir > Question Answers > NCERT Exemplar Class 11 > Chemistry > Chapter 2 - Atomic Structure > The work function for caesium atom is 1.9eV. Calculate (a) the threshold wavelength and (b) the threshold frequency of the radiation. If the caesium element is irradiated with a wavelength 500nm, calculate the kinetic energy and the velocity of the ejected photoelectron.

The work function for caesium atom is 1.9eV. Calculate (a) the threshold wavelength and (b) the threshold frequency of the radiation. If the caesium element is irradiated with a wavelength 500nm, calculate the kinetic energy and the velocity of the ejected photoelectron.

calculate the kinetic energy and the velocity of the ejected photoelectron. The work function for caesium atom is 1.9eV. Calculate (a) the threshold wavelength and (b) the threshold frequency of the radiation. If the caesium element is irradiated with a wavelength 500nm