Petrochemical Processes and Hydrocarbons

Which of the following is NOT a derivative of petroleum?

• Plastic

• Certain medications

• Synthetic fabric

• Wood

What is the primary purpose of catalytic cracking (pyrolysis)?

• To remove impurities from petroleum

• To add hydrogen to hydrocarbon molecules

• To break down larger hydrocarbon molecules into smaller ones

• To combine smaller molecules into larger ones

In catalytic cracking, what is a common product with high demand?

• Lubricating oils

• Gasoline

• Heavy fuel oils

• Asphalt

What is the general formula for alkanes?

• C_nH_2n

• C_nH_2n+1

• C_nH_2n-2

• C_nH_2n+2

What is the main goal of isomerization in the petrochemical industry?

• To produce aromatic compounds

• To increase the size of hydrocarbon molecules

• To remove sulfur from hydrocarbons

• To convert linear hydrocarbons into branched ones

Why is increasing the branching of hydrocarbons beneficial for gasoline?

• It improves the octane rating

• It makes the gasoline heavier

• It increases the boiling point

• It decreases the volatility

What is the process of converting cyclohexane to benzene called?

• Hydrogenation

• Catalytic reforming

• Catalytic cracking

• Isomerization

What is a significant byproduct of converting cyclohexane to benzene?

• Hydrogen gas

• Ethylene

• Propane

• Methane

Which type of hydrocarbons are typically found in higher quantities in petroleum?

• Aromatic hydrocarbons

• Cycloalkanes

• Alkanes

• Alkenes

What is the primary source of energy on the planet according to the video?

• Petroleum

• Natural gas

• Nuclear energy

• Coal