Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) ∝ 1/CA None of these ∝ CA Independent of temperature ∝ 1/CA None of these ∝ CA Independent of temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering According to Arhenious equation of temperature dependency of rate constant for an elementary reaction K ∝ √T None of these K ∝ e-E/RT K ∝ T e-E/RT K ∝ √T None of these K ∝ e-E/RT K ∝ T e-E/RT ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b Use CSTR with a high conversion, when a > b Avoid recycle, when a > b Use batch reactor or plug flow reactor, when a > b Use high pressure and eliminate inerts, when a > b Use CSTR with a high conversion, when a > b Avoid recycle, when a > b Use batch reactor or plug flow reactor, when a > b Use high pressure and eliminate inerts, when a > b ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering __________ is the controlling step in a highly temperature sensitive fluid-solid non-catalytic reaction. Ash diffusion None of these Gas film diffusion Chemical reaction Ash diffusion None of these Gas film diffusion Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The effect of increasing pressure on the gaseous equilibrium of the reaction 2X+3Y ⇋ 3X+2Y indicates that Backward reaction is favoured Forward reaction is favoured Pressure has no effect None of these Backward reaction is favoured Forward reaction is favoured Pressure has no effect None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The temperature dependence of reaction rate constant (K) by Arhenius law is given by K α T . e-E/RT K α e-E/RT K α eE/RT K α √T . e-E/RT K α T . e-E/RT K α e-E/RT K α eE/RT K α √T . e-E/RT ANSWER DOWNLOAD EXAMIANS APP
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