K alpha wavelength emitted by an atom of atomic number Z = 11 is lemda. The atomic number for an atom that emits K alpha radiation with wavelength 4 lemda is K alpha wavelength emitted by an atom of atomic number Z = 11 is lemda. The atomic number for an atom that emits K alpha radiation with wavelength 4 lemda is October 16, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related