Chemical Reaction Engineering - Practice Test

[#186] Thermodynamic equilibrium constant in a system is affected by

(A) Inerts

(B) Pressure

(C) Temperature

(D) All of the above

Correct Answer

(C) Temperature

[#187] A backmix reactor

(A) Is same as plug-flow reactor

(B) Is same as ideal stirred tank reactor

(C) Employs mixing in axial direction only

(D) Is most suitable for gas phase reaction

Correct Answer

(B) Is same as ideal stirred tank reactor

[#188] For reaction, P + 2 → 3R, molar rate of consumption of P is

(A) Double of that of Q

(B) Same as that of Q

(C) Half of that of Q

(D) $${frac{2}{3}^{{ ext{rd}}}}$$ of that of Q

Correct Answer

(C) Half of that of Q

[#189] A catalyst

(A) Initiates a reaction

(B) Lowers the activation energy of reacting molecules

(C) Is capable of reacting with any one of the reactants

(D) Can not be recovered chemically unchanged at the end of a chemical reaction

(E) Increases the equilibrium concentration of the product

(F) Changes the equilibrium constant of the reaction

(G) Shortens the time to reach the equilibrium

(H) None of these

Correct Answer

(B) Lowers the activation energy of reacting molecules
(G) Shortens the time to reach the equilibrium

[#190] In case of a/an __________ chemical reaction, conversion increases with the rise in temperature.

(A) Reversible exothermic

(B) Irreversible exothermic

(C) Irreversible endothermic

(D) Reversible endothermic

Correct Answer

(D) Reversible endothermic

Chemical Reaction Engineering - Study Mode

[#186] Thermodynamic equilibrium constant in a system is affected by

Correct Answer

[#187] A backmix reactor

Correct Answer

[#188] For reaction, P + 2 → 3R, molar rate of consumption of P is

Correct Answer

[#189] A catalyst

Correct Answer

[#190] In case of a/an __________ chemical reaction, conversion increases with the rise in temperature.

Correct Answer