Chemical Process Most commonly used rubber vulcanising agent is Alumina Sulphur Bromine Platinum Alumina Sulphur Bromine Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The amount of benzene present in pure benzol is about __________ percent. 70 30 50 90 70 30 50 90 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the Lurgi coal gasifier Large quantity of coal can be processed Coking coals cannot be used Entrainment of solids is higher Low carbon conversion efficiency is achieved Large quantity of coal can be processed Coking coals cannot be used Entrainment of solids is higher Low carbon conversion efficiency is achieved ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The temperature in the calcium carbide furnace is __________ °C. 2000-2200 4000-4500 200-300 700-850 2000-2200 4000-4500 200-300 700-850 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction. Both B and C Exothermic Irreversible Endothermic Both B and C Exothermic Irreversible Endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Use of hydrated lime in water treatment All of these Is to adjust the pH value After filtration, combats the corrosive-ness of water due to the presence of O₂ & CO₂ Before filtration, reduces the bacterial load on filters All of these Is to adjust the pH value After filtration, combats the corrosive-ness of water due to the presence of O₂ & CO₂ Before filtration, reduces the bacterial load on filters ANSWER DOWNLOAD EXAMIANS APP
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