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Chemical Reaction Engineering

Chemical Reaction Engineering
Half life period of decomposition of a liquid 'A' by irreversible first order reaction is 12 minutes. The time required for 75% conversion of 'A' is __________ minutes.

24
6
12
18

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Chemical Reaction Engineering
Photo-chemical reactions occur in presence of

Solid catalysts
Darkness
Sunlight
Monochromatic radiation only

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Chemical Reaction Engineering
As the chemical reaction proceeds, the rate of reaction

May increase or decrease depending on the type of reaction
Remains same
Decreases
Increases

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Chemical Reaction Engineering
In an exothermic reaction, the energy of the reacting substances as compared to that of products is

Less
More
Either A or B, depends on order of reaction
Same

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Chemical Reaction Engineering
The role of a catalyst in a chemical reaction is to change the

Activation energy
Final products
Equilibrium constant
Heat of reaction

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Chemical Reaction Engineering
The reactions with low activation energy are

Always spantaneous
Slow
Fast
Non-spontaneous

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