Chemical Reaction Engineering For the same residence time, which one will give the maximum conversion? Single stirred tank (v = 5 litres) Two stirred tank (each of 2.5 litres) in series Stirred tank followed by tubular flow reactor (each of 2.5 litres) Single tubular flow reactor (v = 5 litres) Single stirred tank (v = 5 litres) Two stirred tank (each of 2.5 litres) in series Stirred tank followed by tubular flow reactor (each of 2.5 litres) Single tubular flow reactor (v = 5 litres) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Carbon particles accummulated on the catalyst used in the gas oil cracking lies in the category of __________ poison. Selectivity Chemisorbed Deposited Stability Selectivity Chemisorbed Deposited Stability ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The size of plug flow reactor (PFR) for all positive reaction orders and for any given duty, is __________ that of mixed reactor. Greater than Unpredictable from the data Equal to Smaller than Greater than Unpredictable from the data Equal to Smaller than ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Calcination reaction of limestone (CaCO₃ → CaO + CO₂) goes to completion in the rotary kiln, because CO₂ escapes continuously CaO is not dissociated CaO is more stable than CaCO₃ Of high calcination temperature CO₂ escapes continuously CaO is not dissociated CaO is more stable than CaCO₃ Of high calcination temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Shift conversion reaction Is non-catalytic Converts N₂ and H₂ into NH₃ Converts CO to CO₂ with steam Is highly exothermic Is non-catalytic Converts N₂ and H₂ into NH₃ Converts CO to CO₂ with steam Is highly exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering From among the following, choose one which is not an exothermic process. Catalytic cracking Methanol synthesis Ammonia synthesis Oxidation of sulphur Catalytic cracking Methanol synthesis Ammonia synthesis Oxidation of sulphur ANSWER DOWNLOAD EXAMIANS APP
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