Chemical Process Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is about __________ °C. -183 -218 -196 -83 -183 -218 -196 -83 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. Phthalic anhydride Vinyl chloride Maleic anhydride Dacron Phthalic anhydride Vinyl chloride Maleic anhydride Dacron ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Main product in calcium carbide-water reaction is CaCO₃ Ca(OH)₂ CO₂ C₂H₂ CaCO₃ Ca(OH)₂ CO₂ C₂H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not a product of coal tar distillation? Carbolic oil None of these Anthracene Cresote oil Carbolic oil None of these Anthracene Cresote oil ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process. Neutral sulphite semi-chemical Sulphate/kraft Sulphite Mechanical Neutral sulphite semi-chemical Sulphate/kraft Sulphite Mechanical ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Common salt is generally not produced commonly by __________ method from brine. Solar evaporation Freeze drying Electrolytic Vacuum evaporation Solar evaporation Freeze drying Electrolytic Vacuum evaporation ANSWER DOWNLOAD EXAMIANS APP
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