Chemical Reaction Engineering An example of autothermal reactor operation is Ethylene oxidation Sulphur dioxide oxidation Benzene oxidation Ammonia synthesis Ethylene oxidation Sulphur dioxide oxidation Benzene oxidation Ammonia synthesis ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The catalyst in a second order reversible reaction increases the rate of the forward reaction And backward reaction equally Only And decreases that of backward reaction To a greater extent than that of the backward reaction And backward reaction equally Only And decreases that of backward reaction To a greater extent than that of the backward reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Variables affecting the rate of homogeneous reactions are Temperature and composition only Pressure, temperature and composition Pressure and temperature only Pressure and composition only Temperature and composition only Pressure, temperature and composition Pressure and temperature only Pressure and composition only ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂. No change Unpredictable from the data Increase Decrease No change Unpredictable from the data Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an ideal P.F.R. at steady state conditions The composition of reactants remains constant along a flow path There is no lateral mixing of fluid There may be diffusion along the flow path The conversion of the reactant varies from point to point along a flow path The composition of reactants remains constant along a flow path There is no lateral mixing of fluid There may be diffusion along the flow path The conversion of the reactant varies from point to point along a flow path ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the liquid phase parallel reactions:R, rR = K?.CA2; E? = 80 KJ/moleS, rS = K?.CA ; E? = 120 KJ/mole The desired product is R. A higher selectivity of R will be achieved, if the reaction is conducted at Low temperature in a PFR Low temperature in a CSTR High temperature in a CSTR High temperature in a PFR Low temperature in a PFR Low temperature in a CSTR High temperature in a CSTR High temperature in a PFR ANSWER DOWNLOAD EXAMIANS APP
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