AP EAMCET202524 May 2025Morning ShiftChemistryStructure of AtomActual
The work functions (in eV ) of Mg , Cu , Ag , Na respectively are 3.7, 4.8, 4.3, 2.3. From how many metals, the electrons will be ejected if their surfaces are irradiated with an electromagnetic radiation of wavelength 300 nm ? ( h =6.6 10⁻³⁴ Js , 1 eV =1.6 10⁻¹⁹ ~J )
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