Chemical Process The yield of tar from high temperature carbonisation of dry coal is about __________ percent. 3 22 0.3 12 3 22 0.3 12 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Styrene is produced from ethyl benzene by the process of Dehydration Oxidation Dehydrogenation Alkylation Dehydration Oxidation Dehydrogenation Alkylation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. Density difference None of these Terminal velocities Wetting characteristics Density difference None of these Terminal velocities Wetting characteristics ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sodium chloride content in sea water is about __________ gms/litre. 10 25 50 2 10 25 50 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is produced by the dehydrogenation of ethyl benzene. Cumene Styrene Phenol Ethyl alcohol Cumene Styrene Phenol Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process How much temperature is maintained during quicklime manufacture in the calcination zone of the vertical shaft kiln? 1500°C 1000°C 750°C 500°C 1500°C 1000°C 750°C 500°C ANSWER DOWNLOAD EXAMIANS APP
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