Chemical Process Main constituent of limestone is Na₂CO₃ MgCO₃ CaCO₃ CaSO₄ Na₂CO₃ MgCO₃ CaCO₃ CaSO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at 100 atm & 500°C 50 atm & 1000°C 5 atm & 275°C 1 atm & 100°C 100 atm & 500°C 50 atm & 1000°C 5 atm & 275°C 1 atm & 100°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Catalyst used in the hydrogenation of oil is Iron Alumina Nickel Platinum Iron Alumina Nickel Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Main constituents of portland cement are calcium aluminate and Silicates Carbonates Sodium silicate Gypsum Silicates Carbonates Sodium silicate Gypsum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process A mineral is termed as 'ore', if It contains ≥ 40% metal The metal present in it is costly A metal can be economically extracted from it All of these It contains ≥ 40% metal The metal present in it is costly A metal can be economically extracted from it All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS