Multiple choice general knowledge science & technology Full form of IUPAC is International Unity on Pure and Applied Chemistry International Union on Pure and Applied Chemistry International Union on Purity and Applied Chemistry International Union on Pure and Applicable Chemistry Reveal answer Fill a bubble to check yourself B Correct answer Explanation IUPAC stands for International Union of Pure and Applied Chemistry. It's the global authority on chemical nomenclature, terminology, and standardized measurement, established to provide a common language for chemistry worldwide.