Gypsum consists of
A. H2S and CO2
B. CaSO4 and H2O
C. Lime and H2O
D. CO2 and calcium
Answer: Option B
Join The Discussion
Comments ( 3 )
Related Questions on Building Materials
For the manufacture of plywood, veneers are placed so that grains of adjacent veneers
A. Run at right angles
B. Parallel
C. Inclined at 45°
D. Inclined at 60°
The most important constituent of an oil paint, is
A. Thinner
B. Vehicle
C. Pigment
D. All the above
Stucco paints are suitable for
A. Stone masonry
B. Brick walls
C. Both (A) and (B)
D. Neither (A) nor (B)
Gypsum is calcium sulphate chemical formula is CaSO4 and it is salt acid , it contents water having formula H2O. It is also called Plaster of Paris , it acts as retarder in concrete and cement as well.
Compressible soil or water logged soil
Explain