When was bronze discovered? May 11, 2023 by Admin When was bronze discovered? a) 4500 BC b) 4000 BC c) 5500 BC d) 3500 BC Answer: d) 3500 BC Related Posts:Concepts of ChemistryWhy AIDS is called killer disease?What is Radioactivity?Development of PhysicsBrief History of ChemistryWhat is bronze?