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February 2019

In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO2 to SO3 is accomplished by a ______________ reaction ?

Chemical Reaction /
In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO2 to SO3 is accomplished by a ______________ reaction ?

A. Non-catalytic homogeneous
B. Non-catalytic heterogeneous
C. Catalytic homogenous
D. Catalytic heterogeneous

In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO2 to SO3 is accomplished by a ______________ reaction ? Read More »

Chemical Reaction

For a tubular reactor with space time ‘η’ and residence time ‘ζ’, the following statement holds good ?

Chemical Reaction /
For a tubular reactor with space time ‘η’ and residence time ‘ζ’, the following statement holds good ?

A. η and θ are always equal
B. η = θ, when the fluid density changes in the reactor
C. η = θ, for an isothermic tubular reactor in which the density of the process fluid is constant
D. η = θ, for a non-isothermal reactor

For a tubular reactor with space time ‘η’ and residence time ‘ζ’, the following statement holds good ? Read More »

Chemical Reaction

In the fluid catalytic cracker (FCC), the cracking reaction is _____________ (i) and the regeneration is _______________ (ii) _______________?

Chemical Reaction /
In the fluid catalytic cracker (FCC), the cracking reaction is _____________ (i) and the regeneration is _______________ (ii) _______________?

A. (i) exothermic (ii) endothermic
B. (i) exothermic (ii) exothermic
C. (i) endothermic (ii) endothermic
D. (i) endothermic (ii) exothermic

In the fluid catalytic cracker (FCC), the cracking reaction is _____________ (i) and the regeneration is _______________ (ii) _______________? Read More »

Chemical Reaction

A chemical reaction, A → 3B, is conducted in a constant pressure vessel. Starting with pure A, the volume of the reaction mixture increases 3 times in 6 minutes. The fractional conversion is ___________________?

Chemical Reaction /
A chemical reaction, A → 3B, is conducted in a constant pressure vessel. Starting with pure A, the volume of the reaction mixture increases 3 times in 6 minutes. The fractional conversion is ___________________?

A. 0.33
B. 0.5
C. 1
D. Data insufficient, can’t be predicted

A chemical reaction, A → 3B, is conducted in a constant pressure vessel. Starting with pure A, the volume of the reaction mixture increases 3 times in 6 minutes. The fractional conversion is ___________________? Read More »

Chemical Reaction