Chemical Reaction Engineering A catalyst in a chemical reaction Decreases the activation energy Increases the frequency of collisions of reacting species Alters the reaction mechanism All of these Decreases the activation energy Increases the frequency of collisions of reacting species Alters the reaction mechanism All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Sulphuric acid is used as a catalyst in the Gas phase oxidation of SO₂ in chamber process Hydrogenation of oils Alkylation of hydrocarbons None of these Gas phase oxidation of SO₂ in chamber process Hydrogenation of oils Alkylation of hydrocarbons None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of a __________ reactor, the composition in the reactor and at the exit of the reactor is the same. Semi-batch Batch Back-mix Tubular Semi-batch Batch Back-mix Tubular 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. Biochemical Photochemical Catalytic Autocatalytic Biochemical Photochemical Catalytic Autocatalytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an ideal mixed reactor (at steady state), the All of these Space time is equivalent to holding time for constant density systems Exit stream has the same composition as the fluid within the reactor Composition throughout the reactor remains same All of these Space time is equivalent to holding time for constant density systems Exit stream has the same composition as the fluid within the reactor Composition throughout the reactor remains same ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following factors control the deactivation of a porous catalyst pellet? All of these Decay reactions Form of surface attack by poison Pore diffusion All of these Decay reactions Form of surface attack by poison Pore diffusion ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS