HomeEngineeringManufacture of phthalic anhydride uses __________ as a catalyst. 5543. Manufacture of phthalic anhydride uses __________ as a catalyst.By Admin / September 7, 2025 Ni Cr V₂O₅ Al₂O₃ ✅ The correct answer is option C.
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