A metal has a work function of 3.2 eV. What is the kinetic energy of an electron ejected by light of wavelength 350 nm?
E ≈ 3.55 eV. KE ≈ 0.35 eV ≈ 5.59×10⁻²⁰ J.
Ref: NCERT Class 11 Chemistry > Chapter 2: Structure of Atom > Topic: Quantum Numbers - Principal Azimuthal Magnetic Spin
