Chemical Reaction Engineering Which of the following is not endothermic in nature? Gasification of carbon Steam reforming of naphtha Thermal cracking of fuel oil Combustion of sulphur Gasification of carbon Steam reforming of naphtha Thermal cracking of fuel oil Combustion of sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Kinetics of a catalytic reaction can be best studied on a/an __________ reactor. Mixed Either A, B and C Differential (flow) Integral (plug flow) Mixed Either A, B and C Differential (flow) Integral (plug flow) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction requires two unequal sized CSTR. Which of the following gives higher yield ? Data insufficient, can Smaller reactor followed by larger one Either of the arrangement A or B will give the same yield Large reactor followed by smaller one Data insufficient, can Smaller reactor followed by larger one Either of the arrangement A or B will give the same yield Large reactor followed by smaller one ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the hydrodealkylation of toluene to benzene, the following reactions occur:C₇H₈ + H₂ → C₆H₆ + CH₄2C₆H₆ ⇋ C₁₂H₁₀ + H₂Toluene and hydrogen are fed to a reactor in a molar ratio 1:5.80% of the toluene gets converted and the selectivity of benzene(defined as moles of benzene formed/moles of toluene converted) is 90%. The fractional conversion of hydrogen is 0.144 0.152 0.136 0.16 0.144 0.152 0.136 0.16 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a zero order reaction, reactants concentration does not change with time and the Time for completion of the reaction is independent of the initial concentration Reaction rate is trebled when the initial concentration is trebled Time for half change is independent of the initial concentration Time for half change is half the time taken for completion of the reaction Time for completion of the reaction is independent of the initial concentration Reaction rate is trebled when the initial concentration is trebled Time for half change is independent of the initial concentration Time for half change is half the time taken for completion of the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A chemical reaction occurs when the energy of the reacting molecules is __________ the activation energy of the reaction. More than Less than Equal to Equal to or more than More than Less than Equal to Equal to or more than ANSWER DOWNLOAD EXAMIANS APP
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