Chemical Reaction Engineering Objective Questions and Answers

400. Rate of a chemical reaction is not affected by the

401. The heat of reaction

A. Depends on the pressure only

B. Depends on the mechanism of reaction only

C. Depends on both pressure and mechanism of reaction

D. Is independent of the mechanism of reaction

Discussion

402. Which of the following chemical reactions will be favoured by low pressure?

B. N₂O₂ ⇋ 2NO₂

403. 6 gm of carbon is burnt with an amount of air containing 18 gm oxygen. The product contains 16.5 gms CO₂ and 2.8 gms CO besides other constituents. What is the degree of conversion on the basis of disappearance of limiting reactant?

404. Photochemical reaction rate does not depend significantly on temperature, because

A. It is a reversible reaction

B. It is an exothermic reaction

C. The energy of reacting molecules exceeds the activation energy by absorption of light

D. None of these

Discussion

405. Which of the following is a characteristic of an ideal plug flow reactor?

A. Axial dispersion

B. Flat velocity profile

C. Uniform mixing

D. None of these

Discussion

406. Which of the following is an autocatalytic reaction?

A. Photochemical reactions

B. Microbial fermentation reaction

C. Enzyme fermentation reaction

D. Ammonia synthesis reaction

Discussion

Chemical Reaction Engineering MCQs