1 Elements belonging to the same group on the periodic table For example, sodium and potassium are congeners 2 Compounds produced by identical synthesis reactions and procedures
Any of several alcohols, other than ethanol, that are found in fermented and distilled alcoholic drinks, and are partially responsible for their flavour and character
Congener is a term in chemistry that refers to one of many variants or configurations of a common chemical structure For example, polychlorinated biphenyls (PCBs) occur in 209 different forms, or congeners Each congener has two or more chlorine atoms located at specific sites on the PCB molecule