What is the most dominant constituent of cement?
A. Silica
B. Lime
C. Magnesia
D. Alumina
Answer:B
What is the most dominant constituent of cement?
A. Silica B. Lime C. Magnesia D. Alumina
Explanation: Cement contains about 60-65% of lime. Silica constitutes 17-25%, alumina 3-8% and magnesia 1-3%.