2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/190960The yrast generalized seniority states are compared with the corresponding shell model states for the case of the Sn isotopes $^{104-112}$Sn. For most of the cases the energies agree within 100 keV and the overlaps of the wave functions are greater than 0.7.8 pages, revtex. Submitted to Phys. Rev. CNuclear Theorytext