Engineering Chemistry Catalysis Online Exam Quiz
Engineering Chemistry Catalysis GK Quiz. Question and Answers related to Engineering Chemistry Catalysis. MCQ (Multiple Choice Questions with answers about Engineering Chemistry Catalysis
What is the optimum temperature for Haber’s process?
Options
A : 4500C
B : 450C
C : 1500C
D : 3000C
Which of the following process is used for the manufacturing of acetic acid?
Options
A : Bosch’s process
B : Deacon’s process
C : Vinegar process
D : Chamber process
Which of the following step is the rate determining step of contact theory?
Options
A : Diffusion of reactants to surface
B : Adsorption of reactants at the surface
C : Chemical reaction at the surface
D : Desorption of products from the surface
Which of the following is an example of homogeneous catalysis?
Options
A : Enzyme catalysis
B : Hardening of animal and vegetable oils
C : Haber’s process
D : Cracking of heavy oils for a synthesis of gasoline
Which of the following act as catalysis for Williamson’s etherification process?
Options
A : HCl
B : NaCl
C : KMnO4
D : H2SO4
Which of the following is not a category of catalysis?
Options
A : Homogeneous
B : Heterogeneous
C : Artificial
D : Enzymatic
Which of the following process is used for the preparation of sulphuric acid?
Options
A : Ostwald’s process
B : Bergius process
C : Deacon’s process
D : Chamber process
Which of the following statement is incorrect about the adsorption theory?
Options
A : The catalyst is more efficient in finely divided state
B : Action of promoters is not explained
C : Enhanced activity of a rough surfaced catalyst is explained
D : Specific action of catalyst is explained
Select the incorrect statement about the adsorption theory from the following option.
Options
A : The surface of the solid catalyst possess some isolated active centres having residual affinity
B : Due to these centres, the molecules of the gaseous reactants get adsorbed in unimolecular thick layer
C : The adsorbed reactants get activated and then react
D : The energy required for activation is more than that required for uncatalysed reaction
The factor which determines the activity of a heterogeneous catalyst is ___________
Options
A : Total surface area only
B : The number of active sites per unit amount of catalyst only
C : Method of preparation, prior treatment only
D : Total surface area, number of active sites and method of preparation
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