What is the maximum possible value of FR(mole/sec.) ?
What is the maximum possible value of FR(mole/sec.) ?
A. 1/3
B. 1/2
C. 2/3
D. 2
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A reaction in which one of the products of reaction acts as a catalyst is called a/an ______________ reaction?
A reaction in which one of the products of reaction acts as a catalyst is called a/an ______________ reaction?A. Catalytic
B. Autocatalytic
C. Photochemical
D. None of theseCollision theory gives the rate constant for bimolecular reaction as___________________?
Collision theory gives the rate constant for bimolecular reaction as___________________?A. K α √T.e-E/RT
B. K α eE/RT
C. K α e-E/RT
D. None of theseFor the same residence time, which one will give the maximum conversion ?
For the same residence time, which one will give the maximum conversion ?A. Single stirred tank (v = 5 litres)
B. Two stirred tank (each of 2.5 litres) in series
C. Stirred tank followed by tubular flow reactor (each of 2.5 litres)
D. Single tubular flow reactor (v = 5 litres)With increase in temperature, the rate constant obeying Arrhenius equation____________________?
With increase in temperature, the rate constant obeying Arrhenius equation____________________?A. Increases
B. Decreases
C. Decreases exponentially
D. Can either increase or decrease; depends on the frequency factorThe rate controlling step for the heterogeneous irreversible catalytic reaction A(g) + B(g) → C(g) is the surface reaction of absorbed A with absorbed B to give adsorbed C. The rate expression for this reaction can then be written as (where, KA, KB and KC are the equilibrium constants and is the rate constant of the rate controlling step) ?
The rate controlling step for the heterogeneous irreversible catalytic reaction A(g) + B(g) → C(g) is the surface reaction of absorbed A with absorbed B to give adsorbed C. The rate expression for this reaction can then be written as (where, KA, KB and KC are the equilibrium constants and is the rate constant of the rate controlling step) ?A. k KA pApB / (1 + KApA + KBpB)
B. k KAKB pApB / (1 + KApA + KBpB)
C. k KAKB pApB / (1 + KApA + KBpB + KCpC)
D. k KAKB pApB / (1 + KApA + KBpB + KCpC)2For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a _________________ reactor?
For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a _________________ reactor?A. Stirred tank
B. Tubular flow
C. Batch
D. Fixed bed