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 Highly temperature sensitive Mostly irreversible Always irreversible Insensitive to temperature changes Highly temperature sensitive Mostly irreversible Always irreversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the Heat of reaction Equilibrium constant None of these Activation energy Heat of reaction Equilibrium constant None of these Activation energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For series reaction, the relative yield Decreases with increasing conversion Both A and C hold good Is always greater for plug-flow reactor than for the single CSTR of the same volume Statement in A is wrong Decreases with increasing conversion Both A and C hold good Is always greater for plug-flow reactor than for the single CSTR of the same volume Statement in A is wrong ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in initial concentration, the fractional conversion of a first order reaction in a given time Decreases Remains constant Increases Unpredictable Decreases Remains constant Increases Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The units of frequency factor in Arhenious equation Are cycles per unit time Depend on the order of the reaction Depend on temperature, pressure etc. of the reaction Are the same as those of the rate constant Are cycles per unit time Depend on the order of the reaction Depend on temperature, pressure etc. of the reaction Are the same as those of the rate constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering B.E.T. method can be used to determine the __________ of a porous catalyst. Solid density Surface area Pore volume All of these Solid density Surface area Pore volume All of these ANSWER DOWNLOAD EXAMIANS APP
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