Home

What is the correct answer?

4

Cement mainly contains

A. CaO, SiO2, Al2O3

B. MgO, SiO2, K2O

C. Al2O3, MgO, Fe2O3

D. CaO, MgO, K2O

Correct Answer :

A. CaO, SiO2, Al2O3


Related Questions

Which of the following is a constituent of coffee? Glycerine is not used in the Naphthalene is removed from coke oven gas by Percentage of uranium in Carnotite ore found in Jadugoda (Jharkhand) is… __________ is a thermosetting plastic. Magnesium and calcium __________ cause temporary hardness of water. Ethylene oxide is produced by oxidation of ethylene in presence of AgO… Caprolactam (a raw material for nylon-6 manufacture) is produced from Which glass is usually used in optical work? Dense soda ash used in the manufacture of glass, is chemically represented… The main component of Pyrex glass is High temperature carbonisation of coal takes place at __________ °C. Vinyl chloride (CH2 = CH.Cl) is produced by the thermal pyrolysis of ethylene… Very fine suspended and colloidal impurities are removed from water by… Oils and fats are converted to soap in a process called Which of the following is a co-product during the manufacture of caustic… Which oil is preferred for paint manufacture? Viscose rayon Producer gas consists mainly of High purity nitrogen is used in Which of the following is not responsible for causing permanent hardness… How much temperature is maintained during quicklime manufacture in the… Pick out the wrong statement. A cane sugar factory having sugar production rate of 10 tons/day will… __________ glass has the lowest co-efficient of thermal expansion and… A mineral is termed as 'ore', if Plaster of Paris is The only commercial Fischer-Tropsch plant for producing liquid hydrocarbon… In primitive days, __________ was being manufactured by Leblanc Process. Which of the following is not an insecticide?