Chemical Reaction Engineering Threshold energy in a reaction is equal to the Activation energy Neither A nor B Normal energy of reactants Sum of A & B Activation energy Neither A nor B Normal energy of reactants Sum of A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a reaction depends on the Extent of reaction Time of reaction Initial concentration of reactants Temperature of the system Extent of reaction Time of reaction Initial concentration of reactants Temperature of the system ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reason why a catalyst increases the rate of reaction is that, it Decreases the energy barrier for reaction Increases the activation energy Decreases the molecular collision diameter None of these Decreases the energy barrier for reaction Increases the activation energy Decreases the molecular collision diameter None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The units of frequency factor in Arhenious equation Are the same as those of the rate constant Depend on temperature, pressure etc. of the reaction Depend on the order of the reaction Are cycles per unit time Are the same as those of the rate constant Depend on temperature, pressure etc. of the reaction Depend on the order of the reaction Are cycles per unit time ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Study of chemical kinetics is the easiest in the case of __________ reactions. Surface Side Reversible Irreversible Surface Side Reversible Irreversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Higher free energy of activation of a chemical reaction (at a given temperature) implies Slower rate of reaction Higher rate of reaction Both B and C Higher equilibrium conversion Slower rate of reaction Higher rate of reaction Both B and C Higher equilibrium conversion ANSWER DOWNLOAD EXAMIANS APP