Petroleum Refinery Engineering
Pick out the correct statement about catalytic polymerisation.

In H₂SO₄ polymerisation, H₃PO₄ is always used with 2% steam to prevent meta & ortho H₃PO₄ formation, which are inactive
H₂SO₄ polymerisation process gives gasoline rich in unsaturates
Both A & B
Neither A nor B

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Petroleum Refinery Engineering
Alkylation

Converts olefin into paraffin
Causes olefins to combine with each other
Converts iso-paraffin into olefin
Causes olefins to combine with iso-paraffins

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Petroleum Refinery Engineering
The order of preference for feedstock to a catalytic reformer is

Virgin naphtha - coking naphtha - catalytic naphtha
Virgin naphtha - catalytic naphtha - coking naphtha
Coking naphtha - virgin naphtha - catalytic naphtha
Catalytic naphtha - coking naphtha - virgin naphtha

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