Chemical Reaction Engineering The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called Selectivity None of these Relative yield Operational yield Selectivity None of these Relative yield Operational yield ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction is to be treated in a series of two mixed reactors. The total volume of the two reactors is minimum, when the reactors are None of these Equal in size Of such size that the ratio of their volumes is < 5 Of different sizes None of these Equal in size Of such size that the ratio of their volumes is < 5 Of different sizes ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The minimum energy required to allow a chemical reaction to proceed is termed as the 'threshold energy '. Chemical reaction with low activation energy are Insensitive to temperature changes Always irreversible Highly temperature sensitive Mostly irreversible Insensitive to temperature changes Always irreversible Highly temperature sensitive Mostly irreversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of reaction of a/an __________ reaction is not affected by temperature rise. Autocatalytic Consecutive Photochemical Zero order Autocatalytic Consecutive Photochemical Zero order ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalyst is a substance, which __________ chemical reaction. Can either increase or decrease the speed of a Decreases the speed of a Increases the speed of a Alters the value of equilibrium constant in a reversible Can either increase or decrease the speed of a Decreases the speed of a Increases the speed of a Alters the value of equilibrium constant in a reversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor suffers from following disadvantage. Poor product quality control All of these High shutdown time requirement for emptying, cleaning and refilling High labour and handling cost Poor product quality control All of these High shutdown time requirement for emptying, cleaning and refilling High labour and handling cost ANSWER DOWNLOAD EXAMIANS APP
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