A back mix reactor is___________________?

Byadmin February 22, 2019August 23, 2021

A back mix reactor is___________________?

A. Suitable for gas phase reactions
B. Ideal at very low conversion
C. Same as plug flow reactor (PFR)
D. Same as ideal stirred tank reactor

Chemical Reaction

The first order series reaction as shown in the bellow figure is conducted in a batch reactor. The initial concentrations of A, B and C (CA0, CB0, CC0 respectively) are all non-zero. The variation of CB with reaction time will not show a maximum, if___________________?

The first order series reaction as shown in the bellow figure is conducted in a batch reactor. The initial concentrations of A, B and C (CA0, CB0, CC0 respectively) are all non-zero. The variation of CB with reaction time will not show a maximum, if___________________?

A. k2 CB0 > k1 CA0
B. k CA0 > k2.CB0
C. CB0 > CA0
D. CA0 > CB0

Read More The first order series reaction as shown in the bellow figure is conducted in a batch reactor. The initial concentrations of A, B and C (CA0, CB0, CC0 respectively) are all non-zero. The variation of CB with reaction time will not show a maximum, if___________________?
Chemical Reaction

For identical flow rate and feed composition, X plug flow reactors (PER) in series with a total volume V gives the same conversion as single_______________?

For identical flow rate and feed composition, X plug flow reactors (PER) in series with a total volume V gives the same conversion as single_______________?

A. CSTR of volume V
B. PFR of volume V
C. CSTR of volume V/X
D. PFR of volume V/X

Read More For identical flow rate and feed composition, X plug flow reactors (PER) in series with a total volume V gives the same conversion as single_______________?
Chemical Reaction

The dispersion number of perfect mixed flow is__________________?

The dispersion number of perfect mixed flow is__________________?

A. 0
B. > 150
C. ∞
D. < 2100

Read More The dispersion number of perfect mixed flow is__________________?
Chemical Reaction

The temperature dependence of reaction rate constant (K) by Arrhenius law is given by_______________?

The temperature dependence of reaction rate constant (K) by Arrhenius law is given by_______________?

A. K α e-E/RT
B. K α eE/RT
C. K α T . e-E/RT
D. K α √T . e-E/RT

Read More The temperature dependence of reaction rate constant (K) by Arrhenius law is given by_______________?
Chemical Reaction

If ‘n’ is the order of reaction, then unit of rate constant is _________________?

If ‘n’ is the order of reaction, then unit of rate constant is _________________?

A. 1/(time)(concentration)n – 1
B. (Time)-1 (concentration)n – 1
C. (Time)n – 1 (concentration)
D. None of these

Read More If ‘n’ is the order of reaction, then unit of rate constant is _________________?
Chemical Reaction

The rate equation for the reaction represented by as shown in the bellow figure, is given by – rx = K1 . Cx/(1 + K2 Cx). At high value of Cx (i.e.., K2Cx > > 1), the order of the reaction and the rate constant are respectively___________________?

The rate equation for the reaction represented by as shown in the bellow figure, is given by – rx = K1 . Cx/(1 + K2 Cx). At high value of Cx (i.e.., K2Cx > > 1), the order of the reaction and the rate constant are respectively___________________?

A. Zero order & K1/K2
B. Zero order & K1
C. First order & K1
D. First order & K1/K2

Read More The rate equation for the reaction represented by as shown in the bellow figure, is given by – rx = K1 . Cx/(1 + K2 Cx). At high value of Cx (i.e.., K2Cx > > 1), the order of the reaction and the rate constant are respectively___________________?

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