Chemical Process Helium is produced on commercial scale from None of these Air Natural gas Coke oven gas None of these Air Natural gas Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Neoprene is chemically known as Polychloroprene Styrene butadiene rubber (SBR) Polybutadiene Polyurathane Polychloroprene Styrene butadiene rubber (SBR) Polybutadiene Polyurathane ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogenation of oil/fat does not Raise its melting point Improve its resistance to rancid oxidation Remove double bonds None of these Raise its melting point Improve its resistance to rancid oxidation Remove double bonds None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. None of these Terminal velocities Density difference Wetting characteristics None of these Terminal velocities Density difference Wetting characteristics ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Main product in calcium carbide-water reaction is Ca(OH)₂ CO₂ CaCO₃ C₂H₂ Ca(OH)₂ CO₂ CaCO₃ C₂H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reaction of an alcohol with organic acid is called the __________ reaction. Esterification Acidification Neutralisation Saponification Esterification Acidification Neutralisation Saponification ANSWER DOWNLOAD EXAMIANS APP