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Sahay Sir > Question Answers > N Awasthi Physical Chemistry > Chapter 2 - Atomic Structure (Level 1 and Level 2) > In a sample of excited hydrogen atoms electrons make transition from n=2 to n=1 emitted quanta strike on a metal of work function (phi) 4.2eV. Calculate the wavelength (in A0) associated with ejected electrons having maximum kinetic energy.

In a sample of excited hydrogen atoms electrons make transition from n=2 to n=1 emitted quanta strike on a metal of work function (phi) 4.2eV. Calculate the wavelength (in A0) associated with ejected electrons having maximum kinetic energy.

Find out the difference in number of angular nodes and number of radial nodes in the orbital to which last electron of chromium present.