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AQA CORE CHEMISTRY > Properties and uses of crude oil > Flashcards

Properties and uses of crude oil Flashcards

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1
Q

What is crude oil made up of?

A

Hydrocarbons called alkanes

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2
Q

What are alkanes made up of?

A

Chains of carbon atoms surrounded by hydrogen atoms

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3
Q

What are the first 4 alkanes?

A

Methane
Ethane
Propane
Butane

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4
Q

What is the formula for methane?

A

CH4

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5
Q

What is the formula for ethane?

A

C2H6

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6
Q

What is the formula for propane?

A

C3H8

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7
Q

What is the formula for butane?

A

C4H10

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8
Q

What is the formula for alkanes?

A

CnH2n+2

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9
Q

What are alkanes?

A

Saturated

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10
Q

What 3 things are shorter molecules?

A

More runny
More volatile
More flamable

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11
Q

What does more volatile mean?

A

Turn into gas at a lower temperature

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AQA CORE CHEMISTRY (23 decks)

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