Chemical Reaction Engineering In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO₂ to SO₃ is accomplished by a __________ reaction. Catalytic heterogeneous Catalytic homogenous Non-catalytic homogeneous Non-catalytic heterogeneous Catalytic heterogeneous Catalytic homogenous Non-catalytic homogeneous Non-catalytic heterogeneous ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst loses its activity due to Agglomeration of metal particles caused by thermal sintering of the solid surface Loss in surface area of the active component Covering of the catalytic active sites by a foregin substance All of these Agglomeration of metal particles caused by thermal sintering of the solid surface Loss in surface area of the active component Covering of the catalytic active sites by a foregin substance All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The temperature dependence of reaction rate constant (K) by Arhenius law is given by K α T . e-E/RT K α eE/RT K α √T . e-E/RT K α e-E/RT K α T . e-E/RT K α eE/RT K α √T . e-E/RT K α e-E/RT ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Differential method for analysing the kinetic data is used For testing complicated mechanisms When the data are scattered None of these When rate expressions are very simple For testing complicated mechanisms When the data are scattered None of these When rate expressions are very simple ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reaction in which one of the products of reaction acts as a catalyst is called a/an __________ reaction. Autocatalytic Photochemical Catalytic Biochemical Autocatalytic Photochemical Catalytic Biochemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion of a reactant, undergoing a first order reaction, at a time equal to three times the half life of the reaction is Data insufficient to calculate 0.875 0.425 0.5 Data insufficient to calculate 0.875 0.425 0.5 ANSWER DOWNLOAD EXAMIANS APP
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