Chemical Reaction Engineering For an ideal gas mixture undergoing a reversible gaseous phase chemical reaction, the equilibrium constant Decreases with pressure Increases with pressure Is independent of pressure Increases /decreases with pressure depending on the stoichiometric co-efficients of the reaction Decreases with pressure Increases with pressure Is independent of pressure Increases /decreases with pressure depending on the stoichiometric co-efficients of the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the hydrodealkylation of toluene to benzene, the following reactions occur:C₇H₈ + H₂ → C₆H₆ + CH₄2C₆H₆ ⇋ C₁₂H₁₀ + H₂Toluene and hydrogen are fed to a reactor in a molar ratio 1:5.80% of the toluene gets converted and the selectivity of benzene(defined as moles of benzene formed/moles of toluene converted) is 90%. The fractional conversion of hydrogen is 0.152 0.16 0.136 0.144 0.152 0.16 0.136 0.144 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The minimum energy required to allow a chemical reaction to proceed is termed as the 'threshold energy '. Chemical reaction with low activation energy are Insensitive to temperature changes Highly temperature sensitive Mostly irreversible Always irreversible Insensitive to temperature changes Highly temperature sensitive Mostly irreversible Always irreversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following gaseous phase reversible reactions, the product yield can not be increased by the application of high pressure? 2SO₂ + O₂ ⇋ 2SO₃ N₂ + O₂ ⇋ 2NO N + 3H₂ ⇋ 2NH₃ PCl3 + Cl₂ ⇋ PCl5 2SO₂ + O₂ ⇋ 2SO₃ N₂ + O₂ ⇋ 2NO N + 3H₂ ⇋ 2NH₃ PCl3 + Cl₂ ⇋ PCl5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction decreases by decreasing the Pressure Temperature Concentration of reactants Duration of reaction Pressure Temperature Concentration of reactants Duration of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If in the gaseous phase reaction, N₂O₄ ⇋ 2NO₂, x is the part of N₂O₄ which dissociates, then the number of molecules at equilibrium will be (1 + x) (1 + x)² (1 - x)² (1 - x) (1 + x) (1 + x)² (1 - x)² (1 - x) ANSWER DOWNLOAD EXAMIANS APP
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