Crude oil

What is crude oil primarily composed of?

• Hydrogen and oxygen

• Carbon and hydrogen

• Nitrogen and oxygen

• Sulfur and carbon

In the refinery process, low density liquid (vapour ) condenses at top of the column where temperature is low

• True

• False

Which process is used to separate crude oil into diffrent products?

• Simple distillation

• Filtration

• Fractional distillation

• Condensation

What is the primary environmental concern associated with crude oil extraction and use?

• Deforestation

• Water pollution

• Air pollution

• Soil erosion

What is "brunt crude"?

• A type of crude oil used for chemical manufacturing

• A benchmark for oil prizes

• A refined petroleum products

• A type of oil extraction method

What is "sour crude oil"?

• Oil with high levels of silicon

• Oil with high level of sulfur

• Oil with low level of silicon

• Oil with low level of sulfur

• Oil that has been aged

Which country is the largest producer and consumer of crude oil?

• Saudi arabia

• United states

• Russia

• China

• India

What are the characteristics of poor quality crude oil?

• High water content

• High viscosity

• High paraffin content

• Low metal content

Which of the following is a characteristic of heavy crude oil?

• Low viscosity

• High density

• High API gravity

• Low asphaltene

At which temperature range diesel oil condenses?

• 175 to 325

• 250 to 350

• 300 to 370

• 370 to 600