Chemical Process Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine? NaHCO₃ Na₂CO₃ H₂ None of these NaHCO₃ Na₂CO₃ H₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pencillin, an antibiotic drug was discovered by Flaming Alexender Dr. Zivago None of these Flaming Alexender Dr. Zivago None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C. 90-100 15-30 250-300 90-100 15-30 250-300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. Terminal velocities Density difference Wetting characteristics None of these Terminal velocities Density difference Wetting characteristics None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Liquor poisoning generally occurs due to the presence of __________ in it. Carbonic acid Methyl alcohol Impurities Ethyl alcohol Carbonic acid Methyl alcohol Impurities Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following contains least amount of N₂? Coke oven gas Water gas (blue gas) Producer gas Blast furnace ga Coke oven gas Water gas (blue gas) Producer gas Blast furnace ga ANSWER DOWNLOAD EXAMIANS APP
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