A hydrogen-like atom has atomic number Z. Photons from its n=4→3 transition cause photoemission from a metal. Kₘₐₓ=1.95 eV and threshold wavelength is 310 nm. Given hc=1240 eV·nm and Rhc=13.6 eV, find Z.
Physics · Atomic Structure and X-rays
A hydrogen-like atom has atomic number Z. Photons from its n=4→3 transition cause photoemission from a metal. Kₘₐₓ=1.95 eV and threshold wavelength is 310 nm. Given hc=1240 eV·nm and Rhc=13.6 eV, find Z.