Q. During manufacture of H₂SO₄, the oxidation of SO₂ to SO₃ by oxygen is an en-dothermic reaction. The yield of SO₃ will be maximised, if the

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Q. The role of a catalyst in a chemical reaction is to change the

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Q. The vessel dispersion number (D/μL) for plug flow is

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Q. Molecularity of a reaction

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Q. BET apparatus is used to determine the

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Q. A balanced chemical reaction equation conforms to the law of

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Q. An exothermic reaction takes place in an adiabatic reactor. The product temperature __________ reactor feed temperature.

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Q. Reverse reaction in a chemical equilibrium is favoured by the

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Q. Sum of the powers of the concentration terms in the rate equation is called the __________ of the reaction.

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Q. An isothermal aqueous phase reversible reaction, P ↔ R, is to be carried out in a mixed flow reactor. The reaction rate in k.mole/m³ .h is given by, r = 0.5Cₚ - 0.125Cʀ. A stream containing only P enters the reactor. The residence time required (in hours) for 40% conversion of P is

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Q. Design of heterogeous catalytic reactor involves consideration of __________ steps.

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Q. What is the unit of the rate constant in a chemical reaction in which 10% of the reactant decomposes in one hour, 20% in two hours, 30% in three hours and so on ?

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Q. For a fluidised bed reactor, the most suitable/relevant model is a __________ model.

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Q. In a reaction, the threshold energy is equal to (where, A = activation energy N = normal energy of reactants)

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Q. Thermodynamic equilibrium constant in a system is affected by

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Q. The most suitable reactor for carrying out an auto-thermal reaction is a

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Q. Which of the following chemical reactions will be favoured by low pressure ?

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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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