Petroleum Refining Process

Play an AI-generated podcast conversation about this lesson

What is the purpose of demulsification in the refining of petroleum?

To remove sulphur compounds from the crude oil

To remove harmful impurities such as NaCl and MgCl2

To separate the crude oil into different fractions

To separate the emulsion of oil and salt water (correct)

What is the temperature to which the crude oil is heated in the fractional distillation process?

400 °C (correct)

300 °C

200 °C

500 °C

What is the purpose of Cotrell's process in the refining of petroleum?

To separate the crude oil into different fractions

To achieve demulsification of the crude oil (correct)

To remove sulphur compounds from the crude oil

To remove NaCl and MgCl2 from the crude oil

What is the byproduct formed when sulphur compounds react with copper oxide?

Copper sulphide Signup and view all the answers

What is the purpose of electrical desalting and dehydration in the refining of petroleum?

To remove NaCl and MgCl2 from the crude oil Signup and view all the answers

What is the shape of the fractionating column used in the fractional distillation process?

Cylindrical Signup and view all the answers

What is the primary purpose of the fractionating tower?

To separate crude oil into various fractions based on their boiling points Signup and view all the answers

What happens to the vapours as they rise up the fractionating tower?

They undergo a fractional condensation Signup and view all the answers

What is the approximate percentage of gasoline obtained from crude oil through fractionation?

20-30% Signup and view all the answers

What is the purpose of cracking in the refining of crude oil?

To convert high-molecular-weight hydrocarbons into low-molecular-weight hydrocarbons Signup and view all the answers

What is the difference between thermal cracking and catalytic cracking?

Thermal cracking is carried out at high temperature and pressure, while catalytic cracking is carried out at low temperature and pressure Signup and view all the answers

What is the characteristic of gasoline obtained through cracking compared to straight run gasoline?

It is of superior quality Signup and view all the answers

Petroleum Refining Process

Podcast Beta

Questions and Answers

What is the purpose of demulsification in the refining of petroleum?

What is the temperature to which the crude oil is heated in the fractional distillation process?

What is the purpose of Cotrell's process in the refining of petroleum?

What is the byproduct formed when sulphur compounds react with copper oxide?

What is the purpose of electrical desalting and dehydration in the refining of petroleum?

What is the shape of the fractionating column used in the fractional distillation process?

What is the primary purpose of the fractionating tower?

What happens to the vapours as they rise up the fractionating tower?

What is the approximate percentage of gasoline obtained from crude oil through fractionation?

What is the purpose of cracking in the refining of crude oil?

What is the difference between thermal cracking and catalytic cracking?

What is the characteristic of gasoline obtained through cracking compared to straight run gasoline?

More Quizzes Like This

Petroleum Refining Process

Introduction to Petroleum Refining

Introduction to Petroleum Refining

Petroleum Refining Quiz

Upgrade to continue