Earn $100 Online Daily. Work From Home. Click Here

What is the correct answer?


Main constituents of Portland cement are calcium aluminate and

A. Gypsum

B. Silicates

C. Sodium silicate

D. Carbonates

Related Questions

Fermentator temperature during production of alcohol from molasses is… Sulphuric acid solution having a specific gravity of 1.20 at room temperature… Enzymes are Acetone is produced by catalytic dehydrogenation of Lime and soda ash are added to water to remove Which of the following processes is absent in glass manufacturing process? Wood charcoal is used for decolouration of sugar, because it __________… Which allotrope of sulphur is insoluble in carbon disulphide? Neoprene is chemically known as Catalyst used in the manufacture of sulphuric acid by chamber & contact… Fusion of limestone and __________ produces high alumina cement. The most stable allotropic form of phosphorous is the __________ phosphorous. Insulin is an __________ drug. Reverse osmosis is normally used for the Which of the following paper does not require a filler during manufacture? Sodium salt of higher molecular weight fatty acid is termed as the __________… Pitch (a product of coal tar distillation) is always mixed with creosote… Acrylonitrile is mainly used in the __________ industry. Which of the following is a detergent? Coagulant is used __________ filtration. Favourable conditions for the liquefaction of gases in general are Isopropyl benzene produced by alkylation of benzene with propylene is… Fermentation is adversely affected by the Anion exchanger is regenerated usually with Zeolite removes both temporary as well as permanent hardness of water… Co-efficient of thermal expansion of glass is decreased by the addition… Vinyl chloride (CH2 = CH.Cl) is produced by the thermal pyrolysis of ethylene… High magnesia lime is added to hot sugar cane juice (during the manufacture… Nickel is not used as a catalyst in the Titanium dioxide is a/an __________ colour pigment.