Chemical Reaction Engineering
Which of the following is the most suitable for very high pressure gas phase reaction?

Fluidised bed reactor
Batch reactor
Stirred tank reactor
Tubular flow reactor

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Chemical Reaction Engineering
Pick out the wrong statement pertaining to space velocity of flow reactors.

The space velocity of 3 hr⁻¹ means that three reactor volumes of feed at specified conditions are being fed into the reactor every hour
The space velocity of 3 hr⁻¹ means that one third reactor volume of feed at specified conditions are being fed into the reactor
None of these
The unit of space velocity is (time)⁻¹

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Chemical Reaction Engineering
Promoter.

Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals
All of these
Atlers the position of equilibrium in a reversible reaction
Initiates a chemical reaction and is a catalyst by itself

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