Toggle navigation
Home
KPSC Previous Question Papers
Article Category
kerala psc
upsc
General
Popular Pages
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് മേയ് 11
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് - ഏപ്രില് 07
Multiple Choice Question in current-affairs-2016-12-22
Multiple Choice Question in current-affairs-2017-01-22
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് - ക്വിസ് | ഡിസംബര് 05 - 12
Multiple Choice Question in biochemistry-structure-and-properties-of-peptides
Multiple Choice Question in biochemical-engineering-fluid-flow
Multiple Choice Question in biochemistry-allosteric-effects
Multiple Choice Question in current-affairs-2017-05-07
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് മേയ് 26
Question Answer Bank
Multiple Choice Question Bank
Question Answer Category
Multiple Choice Question Category
Home
->
Multiple Choice Questions
Question Set
chemical engineering chemical reaction engineering
1. If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to
(A): (E + ED) where ED is activation due to diffusion.
(B): (E + ED)/2
(C): ED/2
(D): the intrinsic activation energy E.
Previous Question
Show Answer
Next Question
Add Tags
Report Error
Show Marks
Ask Your Doubts Here
Type in
(Press Ctrl+g to toggle between English and the chosen language)
Post reply
Comments
Show Similar Question And Answers
QA->A substance that speeds up a chemical reaction without being consumed itself in the reaction....
QA->Minute pore found on the soft aerial part of plant especially the leaves are called?....
QA->Five equal forces of 10 N each are applied at one point and all are lying in one plane. If angles between them are equal, the resultant of these forces wil be?....
QA->Chemical reaction in which electric energy is either absorbed or released?....
QA->Chemical reaction in which light energy is either absorbed or released?....
MCQ->The rate expression for a heterogenous catalytic reaction is given by, - rA = K.KA PA(1 + KA.PA + KR.PR), where K is surface reaction rate constant and KA and KR are absorption equilibrium constants of A and R respectively. If KR PR >> (1 + KA PA), the apparent activation energy EA is equal to (given E is the activation energy for the reaction and ΔHR and ΔHA are the activation energies of adsorption of R and A)....
MCQ->If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to....
MCQ->When the reaction occurs in the diffusion controlled region, the apparent activation energy as measured is only __________ the true value.....
MCQ->The diffusion co-efficient of Ni in Cu at 1000 K is 1.93 x 10-16 m2 . S-1 and it is 1.94 x 10-14 m2 S-1 at 1200 K. The activation energy (in k. J.mole-1 ) for the diffusion of Ni in Cu is....
MCQ->The minimum energy required to allow a chemical reaction to proceed is termed as the 'threshold energy '. Chemical reaction with low activation energy are....
×
×
Type The Issue
×
Your Marks
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use | Powered By:Omega Web Solutions
© 2002-2017 Omega Education PVT LTD...
Privacy
|
Terms And Conditions
Question ANSWER With Solution