Chemical Reaction Engineering A typical example of an exothermic reversible reaction conducted at high pressure in industry is Dehydration of ethanol Polymerisation of ethylene Reformation of methane Methanol synthesis Dehydration of ethanol Polymerisation of ethylene Reformation of methane Methanol synthesis ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If a solid-gas non-catalytic reaction occurs at very high temperature, the rate controlling step is the __________ diffusion. None of these Ash layer Film Pore None of these Ash layer Film Pore ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non-catalytic reaction of particles with surrounding fluid, the time needed to achieve the same fractional conversion for particles of different but unchanging sizes is proportional to the square of particle diameter, when the __________ is the controlling resistance. Either A, B or C Chemical reaction Diffusion through ash layer Film diffusion Either A, B or C Chemical reaction Diffusion through ash layer Film diffusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Transition state theory relates the above quantities as K ∝ T.eE/RT K ∝ T1.5 K ∝ √T K ∝ e-E/RT K ∝ T.eE/RT K ∝ T1.5 K ∝ √T K ∝ e-E/RT ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering 6 gm of carbon is burnt with an amount of air containing 18 gm oxygen. The product contains 16.5 gms CO₂ and 2.8 gms CO besides other constituents. What is the degree of conversion on the basis of disappearance of limiting reactant? 0.95 0.75 0.2 1 0.95 0.75 0.2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The energy of activation of a chemical reaction Varies as fifth power of the temperature Is the minimum energy which the molecules must have before the reaction can take place Both B and C Is same as heat of reaction at constant pressure Varies as fifth power of the temperature Is the minimum energy which the molecules must have before the reaction can take place Both B and C Is same as heat of reaction at constant pressure ANSWER DOWNLOAD EXAMIANS APP
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