Chemical Reaction Engineering Which of the following will give maximum gas conversion? Plug-flow catalytic reactor Semi-fluidised bed reactor Fixed bed reactor Fluidised bed reactor Plug-flow catalytic reactor Semi-fluidised bed reactor Fixed bed reactor Fluidised bed reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reaction between oxygen and organic material is a/an __________ reaction. Biochemical Exothermic Endothermic Photochemical Biochemical Exothermic Endothermic Photochemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reaction rate almost gets doubled for 10°C rise in temperature. This is due to the fact that the Fraction of molecules having threshold energy increases Collision frequency increases Increased temperature reduces the activation energy Value of threshold energy decreases Fraction of molecules having threshold energy increases Collision frequency increases Increased temperature reduces the activation energy Value of threshold energy decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst in a chemical reaction __________ free energy change in the reaction. Neither A nor B Increases Decreases Either A or B; depends on the type of catalyst Neither A nor B Increases Decreases Either A or B; depends on the type of catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction increases by 100 times when the temperature is increased from 400 °K to 500 °K. Assuming transition state theory is valid, the value of E/R is 8621°K 8987°K 8764°K 9210°K 8621°K 8987°K 8764°K 9210°K ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a first order chemical reaction, the rate constant None ofthese Has unit of time⁻¹ Changes on changing the concentration units Is not a function of the unit of time None ofthese Has unit of time⁻¹ Changes on changing the concentration units Is not a function of the unit of time ANSWER DOWNLOAD EXAMIANS APP
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