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Chemical Reaction Engineering

Chemical Reaction Engineering
A chemical reaction occurs, when the energy of the reacting molecules is __________ the activation energy of reaction.

Less than
Equal to
More than
Equal to or more than

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Chemical Reaction Engineering
6 gm of carbon is burnt with an amount of air containing 18 gm oxygen. The product contains 16.5 gms COâ‚‚ and 2.8 gms CO besides other constituents. What is the degree of conversion on the basis of disappearance of limiting reactant?

0.2
0.95
1
0.75

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Chemical Reaction Engineering
For the reaction, A + B → 2B + C,

rA = -rB
rA = rB
rA = rB/2
rA = 2rB

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Chemical Reaction Engineering
The most suitable reactor for carrying out an auto-thermal reaction is a

Batch reactor
CSTR
Semi-batch reactor
Plug-flow reactor

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Chemical Reaction Engineering
The catalyst in a first order chemical reaction changes the

Heat of reaction
Activation energy
Equilibrium constant
Heat of formation of the product

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Chemical Reaction Engineering
The excess energy of reactants in a chemical reaction required to dissociate into products is termed as the __________ energy.

Threshold
Binding
Activation
Potential

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