Crude Oil and Hydrocarbons.

Question 1

What is crude oil?

Answer 1

• Formed over millions of years from the remains of tiny sea creates (Plankton), which were burried in mud.
• Mixture of molecules called Hydrocarbons.

Question 2

What are hydrocarbons?

Answer 2

• Made up of only hydrogen and carbon atoms.

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Question 3

What is an Alkane?

Answer 3

• Have the general formula:
• CnH2n+2.
• Methane: CH4
  Ethane: C2H6.
• Propane: C3H8.
• Butane: C4H10.

Question 4

Why do scientists say that Alkanes are saturated?

Answer 4

• The carbon atoms are fully bonded to the hydrogen atoms.