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.Management Sciences
Category: Chemical Reaction
consecutive reaction, as shown in the bellow figure, is characterised by __________________?
AA. Maxima in the concentration of A
B. Maxima in the concentration of B
C. Maxima in the concentration of C
D. High exothermicity
Velocity of a reaction depends upon the_________________?
A. Nature of the reactants
B. Concentration of the reactants
C. Temperature at which the reaction is carried
D. All A., B. and C.
Given, 3H2 + CO = CH4 + H2O, KP = 101.84 and, 4H2 + CO2 = CH4 + 2H2O, KP = 101.17 the KP for the reaction CO + H2O = CO2 + H2 is __________________?
A. 103.01
B. 10-0.67
C. 10-3.01
D. 100.67
The excess energy of the reactants required to dissociate into products is known as the ________________ energy?
A. Thermal
B. Activation
C. Threshold
D. Binding
The irreversible reaction is a special case of reversible reaction, if the________________?
A. Equilibrium constant is 1
B. Conversion of the reactant at equilibrium condition is zero
C. Reactant concentration at equilibrium condition is zero
D. All A., B. and C.
Arrhenius equation represents graphically the variation between the ______________ and temperature?
A. Rate of reaction
B. Frequency factor
C. Rate constant
D. Activation energy
The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called_________________?
A. Operational yield
B. Relative yield
C. Selectivity
D. None of these
With increase in the order of reaction (for all positive reaction orders), the ratio of the volume of mixed reactor to the volume of plug flow reactor (for identical feed composition, flow rate and conversion)?
A. Increases
B. Decreases
C. Remain same
D. Increases linearly
In the fluid catalytic cracker (FCC), the cracking reaction is _____________ (i) and the regeneration is _______________ (ii) _______________?
A. (i) exothermic (ii) endothermic
B. (i) exothermic (ii) exothermic
C. (i) endothermic (ii) endothermic
D. (i) endothermic (ii) exothermic
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