Oil is hydrogenated using nickel catalyst in a __________________ reactor?

A. Batch
B. Slurry
C. Fluidised bed
D. Fixed bed

Rate of an autocatalytic chemical reaction is a function of ___________________?

A. Temperature only
B. Pressure only
C. Composition only
D. All A., B. and C.

The reactions with low activation energy are _____________________?

A. Always spontaneous
B. Slow
C. Fast
D. Non-spontaneous

A reaction which is catalysed by an acid is also catalysed by any substance, which has a tendency to _________________?

A. Lose a proton
B. Gain a proton
C. Lose an electron
D. None of these

Chemical kinetics can predict the _______________ of a chemical reaction?

A. Rate
B. Feasibility
C. Both A. & B.
D. Neither A. nor B.

The reaction in which the rate equation corresponds to a stoichiometric equation, is called a/an _______________ reaction?

A. Elementary
B. Non-elementary
C. Parallel
D. Autokinetic

Reaction rate of a first order reaction, which is half completed in 23 minutes will be _________________?

A. 0.03 sec-1
B. 0.03 min-1
C. 0.03 hr-1
D. 0.05 min-1

A typical example of an exothermic reversible reaction conducted at high pressure in industry is____________________?

A. Dehydration of ethanol
B. Methanol synthesis
C. Reformation of methane
D. Polymerisation of ethylene

Inversion of cane sugar is an example of ______________________?

A. Unimolecular reaction with first order
B. Bimolecular reaction with second order
C. Bimolecular reaction with first order
D. Unimolecular reaction with second order

A pulse tracer is introduced in an ideal CSTR (with a mean residence time I) at time, t = 0. The time taken for the exit concentration of the tracer to reach half of its initial value will be__________________?

A. 2η
B. 0.5η
C. η/0.693
D. 0.693η