2018

• Nonane is often found in fuel for jet engines. Combustion in jet engines produces pollutants including nitrogen monoxide (NO). Explain how this nitrogen monoxide is formed.

  Nitrogen and oxygen from air react

  At high temperatures
• Name the type of reaction taking place when bromine water reacts with the hydrocarbon.

  Electrophilic addition
• Compound D reacts with dilute aqueous sodium hydroxide in a similar way to A to form alcohol B. Compound A Compound D Explain why D reacts more quickly than A with dilute aqueous sodium hydroxide at the same temperature.

  C-Br weaker than C-Cl
• Which is the major product of the reaction between 2-methylbut-2-ene and iodine monochloride (ICl).

  C
• How many structural isomers with an unbranched carbon chain have the molecular formula C4H8Br2?

  A 4

  B 5

  C 6

  D 7

  C
• Which species could act as a nucleophile?

  A BH3

  B NH4+

  C PH3

  D SiH4

  C