Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. Density difference None of these Terminal velocities Wetting characteristics Density difference None of these Terminal velocities Wetting characteristics ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not an insecticide? Nicotine Hexane Hydrocyanic acid Sodium flouride Nicotine Hexane Hydrocyanic acid Sodium flouride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Catalyst used in the oxidation of benzene to produce maleic anhydride is V₂O₅ Pt Ni Cr V₂O₅ Pt Ni Cr ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Common salt is generally not produced commonly by __________ method from brine. Vacuum evaporation Freeze drying Solar evaporation Electrolytic Vacuum evaporation Freeze drying Solar evaporation Electrolytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogenation of edible vegetable oils Is an exothermic reaction All of these Increases their melting point Is done in presence of nickel catalyst Is an exothermic reaction All of these Increases their melting point Is done in presence of nickel catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Trinitro-toluene (TNT) is None of these An explosive Used in dye manufacture Used in glycerine manufacture None of these An explosive Used in dye manufacture Used in glycerine manufacture ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS