Petroleum Refinery Engineering MCQ Questions & Answers

Petroleum Refinery Engineering MCQ Questions & Answers | Chemical Engineering

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Operating temperature and pressure in catalytic reforming is about

A) 1 - 5 kgf/cm² & 200°C B) 15 - 45 kgf/cm² & 450 - 550°C C) 50 - 75 kgf/cm² & 600 - 800°C D) 5 - 10 kgf/cm² & 150 - 250°C

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Answer: Option B

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Pick out the wrong statement.

A) Alkylation produces a larger iso-paraffin (having higher octane number) from the reaction of an olefin with smaller iso-paraffin B) Catalytic alkylation processes use HF, AlCl₃ & H₂SO₄ as Catalysts C) All the alkylation processes use very high temperature (> 1000°C) D) Gasoline having an octane number of 90 can be produced by alkylation process

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Answer: Option C

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Carbon percentage (by weight) in crude petroleum may be about

A) 65 B) 75 C) 85 D) 95

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Answer: Option C

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Hydrogen percentage (by weight) in crude petroleum may be about

A) 5 B) 15 C) 25 D) 35

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Answer: Option B

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Products drawn from the top to bottom of the crude oil distillation column has progressively increasing

A) Boiling points B) Molecular weight C) C/H ratio D) All of the above

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Answer: Option D

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In catalytic cracking process, olefins crack __________ times faster than in thermal cracking process.

A) 100 B) 200-300 C) 1000-10000 D) 10

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Answer: Option C

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Ethyl mercaptan is a/an __________ compound.

A) Sulphur B) Nitrogen C) Oxygen D) None of these

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Answer: Option A

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Lane and Garton classification of petroleum is based on its

A) Composition B) Specific gravity C) Optical properties D) Viscosity

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Answer: Option B

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The main reaction in reforming is the

A) Dehydrogenation of naphthenes B) Hydrogenation of naphthenes C) Hydrocracking of paraffins D) Saturation of olefins

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Answer: Option A

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Petroleum is believed to have originated from __________ sources.

A) Vegetable B) Animal C) Both A & B D) Neither A nor B

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Answer: Option C

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