Q. Which of the following is an autocatalytic reaction ?

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Q. The performance of a cascade of CSTR's can be improved by adding

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Q. A multiple reaction may be classified as a __________ reaction.

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Q. Holding time for flow reactors is __________ the space time, for constant fluid density

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Q. Pick out the wrong statement.

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Q. The exit age distribution of fluid leaving a vessel is used to know the

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Q. From Arhenius law, a plot of logₑ K versus 1/T gives a straight line with a slope of (-E/R). The unit of E/R is

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Q. In the converter of the contact process for the manufacture of H₂SO₄ the equilibrium conversion of SO₂ __________ (A) __________ with increase in temperature and __________ (B) __________ with increase in the mole ratio of SO₂ to air.

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Q. The time needed to achieve the same fractional conversion for particles of different sizes (d) when chemical reaction controls, is proportional to

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Q. Carrier in a catalyst increases its

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Q. When the reaction occurs in the diffusion controlled region, the apparent activation energy as measured is only __________ the true value.

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Q. An isothermal irreversible reaction is being carried out in an ideal tubular flow reactor. The conversion in this case will __________ with decrease in space time.

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Q. A catalyst in a chemical reaction

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Q. Slurry reactors are characterised by the

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Q. Limiting reactant in a chemical reaction decides the

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Q. Consider the 'n'th order irreversible liquid phase reaction A → B. Which one of the following plots involving half life of the reaction (t₁/₂) and the initial reactant concentration (Cᴀ₀) gives a straight line plot ?

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Q. The rate of forward reaction, at chemical equilibrium is____the rate of backward reaction.

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Q. Kinetics of a solid catalysed reaction can best be studied in a __________ reactor.

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Q. The reactions of high molecularity are rare, because

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Q. Which of the following is the most suitable for isothermal operation ?

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