Fluidised bed reactor is characterised by Comparatively smaller equipment Absence of continuous catalyst regeneration facility Very small pressure drop Uniformity of temperature TRUE ANSWER : ? YOUR ANSWER : ?
For an autocatalytic reactor, the suitable reactor set up is CSTR in series CSTR followed by P.F. reactor P.F. reactor followed by CSTR P.F. reactors in series TRUE ANSWER : ? YOUR ANSWER : ?
The rate constant of a first order reaction depends on the Time Concentration of the reactant Concentration of the product Temperature TRUE ANSWER : ? YOUR ANSWER : ?
In flow reactors, the performance equations interrelate the rate of reaction to the All of these Extent of reaction Feed rate Reactor volume TRUE ANSWER : ? YOUR ANSWER : ?
Time required for 50% decomposition of a liquid in an isothermal batch reactor following first order kinetics is 2 minutes. The time required for 75% decomposition will be about __________ minutes. 6 3 4 8 TRUE ANSWER : ? YOUR ANSWER : ?
A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by Reaction None of these External mass transfer Diffusion within the pellet TRUE ANSWER : ? YOUR ANSWER : ?
In the hydrodealkylation of toluene to benzene, the following reactions occur:C₇H₈ + H₂ → C₆H₆ + CH₄2C₆H₆ ⇋ C₁₂H₁₀ + H₂Toluene and hydrogen are fed to a reactor in a molar ratio 1:5.80% of the toluene gets converted and the selectivity of benzene(defined as moles of benzene formed/moles of toluene converted) is 90%. The fractional conversion of hydrogen is 0.152 0.16 0.144 0.136 TRUE ANSWER : ? YOUR ANSWER : ?
From Arhenius law, a plot of loge K versus 1/T gives a straight line with a slope of (-E/R). The unit of E/R is °K K cal. °K K cal K cal/°K TRUE ANSWER : ? YOUR ANSWER : ?
A backmix reactor Is same as ideal stirred tank reactor Is same as plug-flow reactor Is most suitable for gas phase reaction Employs mixing in axial direction only TRUE ANSWER : ? YOUR ANSWER : ?
In autocatalytic reactions, Catalysts have very high selectivity One of the reactants acts as a catalyst One of the products acts as a catalyst No catalyst is used TRUE ANSWER : ? YOUR ANSWER : ?