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crude oil and hydrocarbons
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Grace Price
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Cards (16)
What is the main topic of this video?
Crude oil
formation
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What are the four products produced from crude oil mentioned in the video?
Plastics,
petrol
,
pharmaceuticals
, cosmetics
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What are the tiny sea creatures that crude oil is formed from?
Plankton
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Why is crude oil a finite resource?
Because it will one day
run out
if we continue using it
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What type of molecules are found in crude oil?
Hydrocarbons
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What is the definition of a hydrocarbon?
Molecules made up of
hydrogen
and carbon atoms only
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What is the formula of methane?
CH4
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What is the key feature of alkanes?
They have the general formula
CnH2n+2
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If an alkane has 3 carbon atoms, how many hydrogen atoms does it have?
8
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What is the structure of propane?
C3H8
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If an alkane has 4 carbon atoms, how many hydrogen atoms does it have?
10
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What is the structure of butane?
C4H10
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Why are alkanes said to be saturated molecules?
Because the
carbon atoms
are fully bonded to
hydrogen atoms
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What are the main components of crude oil?
Hydrocarbons
, including
alkanes
such as
methane
, ethane,
propane
, and
butane
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How do you calculate the number of hydrogen atoms in an alkane?
To calculate the number of hydrogen atoms in an alkane, you multiply the number of
carbon atoms
(n) by 2 and then add 2, giving the formula CnH2n+2.
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What is the process of crude oil formation?
Crude oil is formed over millions of years from the remains of tiny sea creatures called
plankton
, which are buried in mud.
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