Chemical Reaction Engineering A catalyst is said to be a negative catalyst, ifit Reduces the value of equilibrium constant All of these Does not initiate the reaction Retards the rate of reaction Reduces the value of equilibrium constant All of these Does not initiate the reaction Retards the rate of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Consider the 'n' th order irreversible liquid phase reaction A → B. Which one of the following plots involving half life of the reaction (t1/2) and the initial reactant concentration (CA0) gives a straight line plot? CA0 Vs ln t1/2 Ln CA0 Vs ln t1/2 CA0 Vs t1/2 Ln CA0 Vs t1/2 CA0 Vs ln t1/2 Ln CA0 Vs ln t1/2 CA0 Vs t1/2 Ln CA0 Vs t1/2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction requires two equal sized CSTR. The conversion is More when they are connected in parallel Less when they are connected in series More when they are connected in series Same whether they are connected in series or in parallel More when they are connected in parallel Less when they are connected in series More when they are connected in series Same whether they are connected in series or in parallel ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The units of frequency factor in Arhenious equation Are the same as those of the rate constant Depend on the order of the reaction Are cycles per unit time Depend on temperature, pressure etc. of the reaction Are the same as those of the rate constant Depend on the order of the reaction Are cycles per unit time Depend on temperature, pressure etc. of the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance. Chemical reaction Either A, B or C Diffusion through ash layer Film diffusion Chemical reaction Either A, B or C Diffusion through ash layer Film diffusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The synthesis of proteins and metabolism in biological objects occur in the presence of biocatalyst called Haemoglobin None of these Fungi A ferment or an enzyme Haemoglobin None of these Fungi A ferment or an enzyme ANSWER DOWNLOAD EXAMIANS APP
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