HARD AND SOFT ACIDS AND BASES (HSAB): EVIDENCE OF ADDUCT FORMATION IN A NON-AQUEOUS SOLVENT MEDIUM INVOLVING SOME DIVALENT CLASS B METAL IONS IN CHEMISTRY. med. & com. hel. arch. [Internet]. 2024 Sep. 19 [cited 2024 Nov. 25];2(08). Available from: https://mchapub.com/index.php/mcha/article/view/52