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