Chemical Engineering - Chemical Reaction Engineering

1. 

Space velocity

A. describes the extensive operating characteristics of a tubular flow reactor.
B. is the maximum feed rate pre unit volume of reactor for a given conversion.
C. is a measure of the ease of the reaction.
D. all (a), (b) and (c)

Answer: Option D

Explanation:

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2. 

The rate of the chemical reaction A B doubles as the concentration of A i.e.., CA is doubled. If rate of reaction is proportional to CAn, then what is the value of n for this reaction ?

A. 0.5
B. 1
C. 0
D. 2

Answer: Option B

Explanation:

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3. 

A reaction which is catalysed by a base is catalysed by all substances which have a tendency to

A. lose a proton
B. gain a proton
C. gain an electron
D. none of these

Answer: Option B

Explanation:

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4. 

For a homogeneous reaction of nth order, the dimension of the rate constant is given by

A. l/(time)n
B. (concentration)1 - n/(time)
C. (concentration)n - 1/(time)
D. none of these

Answer: Option B

Explanation:

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5. 

The fractional volume change between no conversion and complete conversion, for the isothermal gas phase reaction, 2A R, is

A. 0.5
B. -0.5
C. 1
D. 1.5

Answer: Option B

Explanation:

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