Month: February 2019

During manufacture of H2SO4, the oxidation of SO2 to SO3 by oxygen is an endothermic reaction. The yield of SO3 will be maximised, if the _____________________?

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During manufacture of H2SO4, the oxidation of SO2 to SO3 by oxygen is an endothermic reaction. The yield of SO3 will be maximised, if the _____________________?

A. Temperature is increased
B. Pressure is reduced
C. Temperature is increased and pressure is reduced
D. Temperature is reduced and pressure is increased

Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k1/k2). CA a-b ?

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Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k1/k2). CA a-b ?

A. Use high pressure and eliminate inerts, when a > b
B. Avoid recycle, when a > b
C. Use batch reactor or plug flow reactor, when a > b
D. Use CSTR with a high conversion, when a > b