Chemical Process Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. Vinyl chloride Maleic anhydride Dacron Phthalic anhydride Vinyl chloride Maleic anhydride Dacron Phthalic anhydride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed : Furnace → converter → absorber Furnace → evaporator → absorber Converter → furnace → absorber Furnace → converter → evaporator Furnace → converter → absorber Furnace → evaporator → absorber Converter → furnace → absorber Furnace → converter → evaporator ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nicotine is Both A and B Neither A nor B A volatile alkaloid Obtained by treating by-products of the tobacco processing industry Both A and B Neither A nor B A volatile alkaloid Obtained by treating by-products of the tobacco processing industry 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. 15-30 250-300 90-100 15-30 250-300 90-100 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nylon-6 is manufactured from Hexamethylene diamine and adipic acid Caprolactum Hexamethylene diamine and maleic anhydride Hexamethylene diamine and sebacic acid Hexamethylene diamine and adipic acid Caprolactum Hexamethylene diamine and maleic anhydride Hexamethylene diamine and sebacic acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Production of one ton of cement requires about __________ tons of limestone. 2.2 3.8 1.2 0.6 2.2 3.8 1.2 0.6 ANSWER DOWNLOAD EXAMIANS APP
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