A. Gypsum
B. Silicates
C. Sodium silicate
D. Carbonates
Related Mcqs:
- Finely ground calcium aluminate & silicate is a/an ____________________?
A. Cermet
B. Cement
C. Abrasive
D. Explosive - Portland cement consists mainly of__________________?
A. CaO & SiO2
B. SiO2 & Al2O3
C. CaO & Al2O3
D. CaO & Fe2O3 - ________________ is the major constituent of the Portland cement?
A. Calcium carbonate
B. Calcium oxide
C. Tricalcium silicate
D. Calcium sulphate - The compressive strength of cement should not be less than about 110Kg/cm2 after three days & not less than 170Kg/cm2 after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about ________________ cm2/gm?
A. 800
B. 1600
C. 4000
D. 8500 - Main constituents of cotton fiber is__________________?
A. Lignin
B. Cellulose
C. Starch
D. Gelatine - Main constituents of natural rubber is____________________?
A. Polystyrene
B. Polyisoprene
C. Polybutadiene
D. Polychlorophrene - Main product in calcium carbide-water reaction is___________________?
A. Ca(OH)2
B. C2H2
C. CO2
D. CaCO3 - CO & H2 are the constituents of___________________?
A. Producer gas
B. Water gas
C. Coke oven gas
D. All A., B. and C. - The major constituents of glass are____________________?
A. Lime, clay and soda ash
B. Sand, lime and soda ash
C. Silica, alumina and clay
D. Silica, alumina and soda ash - Commercial production of calcium carbide requires limestone and __________________ as raw materials?
A. Coke
B. Sand
C. Soda ash
D. Fuel oil