Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) ∝ CA Independent of temperature ∝ 1/CA None of these ∝ CA Independent of temperature ∝ 1/CA None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor of a catalyst pellet is a measure of the __________ resistance. Chemical reaction None of these Pore diffusion Gas film Chemical reaction None of these Pore diffusion Gas film ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Time required for 50% decomposition of a liquid in an isothermal batch reactor following first order kinetics is 2 minutes. The time required for 75% decomposition will be about __________ minutes. 3 4 6 8 3 4 6 8 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a first order reaction, the time required to reduce the concentration of reactant from 1 mole/litre to 0.5 mole/litre will be __________ that required to reduce it from 10 moles/litre to 5 moles/litre in the same volume. Less than Same as Data insufficient; can't be predicted More than Less than Same as Data insufficient; can't be predicted More than 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? N₂ + O₂ ⇋ 2NO 2SO₂ + O₂ ⇋ 2SO₃ N + 3H₂ ⇋ 2NH₃ PCl3 + Cl₂ ⇋ PCl5 N₂ + O₂ ⇋ 2NO 2SO₂ + O₂ ⇋ 2SO₃ N + 3H₂ ⇋ 2NH₃ PCl3 + Cl₂ ⇋ PCl5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Arhenious equation shows the variation of __________ with temperature. Rate constant Energy of activation Reaction rate Frequency factor Rate constant Energy of activation Reaction rate Frequency factor ANSWER DOWNLOAD EXAMIANS APP