Chemical Reaction Engineering
In the converter of the contact process for the manufacture of H₂SO₄ the equilibrium conversion of SO₂ __________ (i) __________ with increase in temperature and __________ (ii) __________ with increase in the mole ratio of SO₂ to air.

(i) decreases (ii) increases
(i) increases (ii) decreases
(i) decreases (ii) decreases
(i) increases (ii) increases

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Chemical Reaction Engineering
A batch reactor is suitable for

Liquid phase reactions
Large scale gaseous phase reactions
Achieving cent percent conversion of reactants into products
Obtaining uniform polymerisation products in highly exothermic reactions

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Chemical Reaction Engineering
Promoter.

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

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