Synthesis and Spectral Analysis of VO(II),Cr (III) , Zn(II),Cd(II),Hg(II)and UO2(II) Complexes With Mixed Ligands of Bipyridyl and Novl Schiff Base. DJHR 2022, 1 (36). https://doi.org/10.57592/djhr.v1i36.1696.