Properties and uses of Crude Oil Flashcards

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1
Q

What are the fractions of crude oil?

A

Hydrocarbons called alkanes

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2
Q

Describe the molecular structure of alkanes

A

They are made up of chains of carbon atoms surrounded by hydrogen atoms

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3
Q

What are the first four alkanes and their formulas?

A

Methane CH4
Ethane C2H6
Propane C3H8
Butane C4H10

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4
Q

What is the general formula of alkanes?

A

Cn H2n+2

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5
Q

The shorter the molecules…

A
  1. The less gloopy and more runny the hydrocarbon is
  2. The lower the boiling point of the hydrocarbon
  3. The more flammable the hydrocarbon is
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6
Q

What does the boiling point of a hydrocarbon help to decide?

A

What it is used for

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