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6. What is the General Formula for Alkanes?

  • CnH2n+1
  • CnH(2n+2)
  • CnH2n

7. A compound has the structure C4H10. Name it

  • butane
  • pentane
  • methane
  • ethane
  • propane

8. A compound has the structure C2H6. Name it:

  • propane
  • pentane
  • ethane
  • methane
  • butane

9. An isomer is a compound that has the SAME molecular formula but a different displayed formula

  • True
  • False

10. Which Alkanes have isomers?

  • Pentane
  • Methane & Ethane
  • Butane & Pentane
  • Propane, Butane, Pentane
  • Propane & Butane

11. Place the following in order of BP from low to high: a)Bitumen b)Refinery Gases c) Kerosene d) Diesael E) fuel oil F) Gasoline

  • B F C D E A
  • B F C A E D
  • A B F C D E
  • B C F D E A
  • F A B C E D

12. Names a use for the Refinery Gases:

  • Lorry Fuel
  • Car Fuel
  • Camping Fuel
  • Aeroplane Fuel
  • Road Surfacing

13. Cracking involves heating an Alkane at 600-700 degrees centigrade and using a catalyst of silicia/ammonia oxide

  • True
  • False

14. Cracking Results in the formation of

  • 1 Alkane and many alkenes
  • Alkanes + min 1 alkene
  • Alkenes
  • Alkanes

15. Calculate the two products of this cracking : C10H22

  • C5H10+C5H12
  • C8H18+C2H4
  • C6H14+C4H6