Which of the following factors control the design of a fluid-solid reactor ?

A. 2HI ⇌ H2 + I2
B. N2O2 ⇌ 2NO2
C. N2 + O2 ⇌ 2NO
D. None of these

A. Reaction is elementary with a molecularity of 2
B. Molecularity of the reaction is 2, but the reaction may not be elementary
C. Reaction may be elementary with molecularity of 2
D. Reaction is elementary but the molecularity may not be 2

A. There is no mixing in longitudinal direction
B. Mixing takes place in radial direction
C. There is a uniform velocity across the radius
D. All A., B. and C.

A. (atm)-1
B. (hr)-1
C. (atm)-1.(hr)-1
D. atm.(hr)-1

A. Thermal
B. Activation
C. Threshold
D. Binding

A. Batch reactor
B. Tubular flow reactor
C. Stirred tank reactor
D. Fluidised bed reactor