Chemical Reaction Engineering With an increase in pressure in gaseous phase chemical reactions, the fractional conversion __________ when the number of moles decreases. Decreases Remains unaffected Increases Unpredictable from the data Decreases Remains unaffected Increases Unpredictable from the data ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of the heterogenous catalytic reaction A(g) + B(g) ? C(g) is given by -rA = k.KA.pA.PB/(1 + KA.PA + Kc.pc), where KA and Kc are the adsorption equilibrium constants. The rate controlling step for this reaction isA. absorption of A. Surface reaction between A in the gas phase and absorbed B Surface reaction between absorbed A and absorbed B Surface reaction between absorbed A and B in the gas phase Absorption of A Surface reaction between A in the gas phase and absorbed B Surface reaction between absorbed A and absorbed B Surface reaction between absorbed A and B in the gas phase Absorption of A ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the Equilibrium constant None of these Activation energy Heat of reaction Equilibrium constant None of these Activation energy Heat of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering To maximise the formation of R in the simultaneous reactionA + B → R , rR = 2CA0.5.CB2 A + B → S , rS = 1.5 CA . CB We should have High CA, low CB Low CA, high CB High CA, high CB Low CA, low CB High CA, low CB Low CA, high CB High CA, high CB Low CA, low CB ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Vegetable oils are hydrogenated in a __________ reactor. Homogeneous catalytic Slurry None of these Plug flow Homogeneous catalytic Slurry None of these Plug flow ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An example of autothermal reactor operation is Ethylene oxidation Benzene oxidation Ammonia synthesis Sulphur dioxide oxidation Ethylene oxidation Benzene oxidation Ammonia synthesis Sulphur dioxide oxidation ANSWER DOWNLOAD EXAMIANS APP
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