Chemical Engineering Mcqs

In the reversible reaction of the type, A + B ⇌ AB, in general__________________?
  • (A)  Both forward and backward reactions will be exothermic
  • (B)  Neither of the reactions will be endothermic
  • (C)  The combination reaction will be exothermic, while the dissociation reaction will be endothermic
  • (D)  The combination reaction will be endothermic, while the dissociation reaction will be exothermic
For a zero order chemical reaction, the__________________?
  • (A)  Half life period is directly proportion to the initial concentration of the reactants
  • (B)  Plot of products concentration with time is a straight line through the origin
  • (C)  Products concentration increases linearly with time
  • (D)  All
Enzymes are destroyed, when the_______________?
  • (A)  Temperature is very high
  • (B)  Reactant’s concentration is very high
  • (C)  Reactant’s concentration is very low
  • (D)  Reaction rate is independent of the reactant’s concentration