Chemical Process Main constituent of limestone is CaCO₃ MgCO₃ Na₂CO₃ CaSO₄ CaCO₃ MgCO₃ Na₂CO₃ CaSO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at 5 atm & 275°C 100 atm & 500°C 1 atm & 100°C 50 atm & 1000°C 5 atm & 275°C 100 atm & 500°C 1 atm & 100°C 50 atm & 1000°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Catalyst used in the hydrogenation of oil is Alumina Nickel Iron Platinum Alumina Nickel Iron Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Main constituents of portland cement are calcium aluminate and Silicates Sodium silicate Gypsum Carbonates Silicates Sodium silicate Gypsum Carbonates 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
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