HomeEngineeringThe product (s) of roasting of a sulphide ore is (are) 485. The product (s) of roasting of a sulphide ore is (are)By Admin / September 6, 2025 A. Oxide only B. Sulphate only C. Oxide and sulphate D. Dependent on temperature and partial pressure of oxygen & sulphur dioxide ✅ The correct answer is option A.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin