KBC 2023| Which metal is liquid at room temperature? KBC 2023, Check the answer to the question- Which metal is liquid at room temperature? By Himani Budakoti - September 12, 2023 KBC 2023, Amitabh Bachchan. (Representative Image) KBC 2023, The options of the question – Which metal is liquid at room temperature? A. Mercury B. Iron C. Oxygen D. Copper The answer is A. Mercury.