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Ollies Alevel Chem Notes > Alkanes > Flashcards

Alkanes Flashcards

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1
Q

Are alkanes insoluble in water?

A

Yes

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2
Q

Why are alkanes insluble in water?

A

Hydrogen bonds between water molecules are much stronger than van deer waals between alkanes molecules

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3
Q

What form of cracking is used to produce motor oils?

A

Catalytic cracking

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4
Q

How do power stations remove SO2 from the waste fume?

A

Flue gas desulfurisation

  • the waste gas is sprayed with calcium oxide and water to form calcium sulfite which is oxidised into calcium sulfate which is then used to make plaster board
  • or the same process but with calcium carbonate
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Ollies Alevel Chem Notes (4 decks)

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