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 H₂S is scrubbed from refinery gases by absorption using Dilute H₂SO₄ Ethanol amine Chilled water Tri-butyl phosphate Dilute H₂SO₄ Ethanol amine Chilled water Tri-butyl phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Starting raw material for the manufacture of alum is Bauxite Ammonium bicarbonate Alumina Gypsum Bauxite Ammonium bicarbonate Alumina Gypsum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulphonic acid produces sodium dodecylbenzene sulphate, which is a/an Explosive Analgesic drug Soap Detergent Explosive Analgesic drug Soap Detergent ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Glycerine is recovered from lye by Evaporation followed by vacuum distillation Liquid extraction technique Extractive distillation technique None of these Evaporation followed by vacuum distillation Liquid extraction technique Extractive distillation technique None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process A mineral is termed as 'ore', if A metal can be economically extracted from it All of these The metal present in it is costly It contains ≥ 40% metal A metal can be economically extracted from it All of these The metal present in it is costly It contains ≥ 40% metal ANSWER DOWNLOAD EXAMIANS APP
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