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6. What can you see when you react an alcohol with sodium?

  • Effervescence, sodium sinks
  • White light
  • Hydrogen gas released
  • Sodium floats

7. What colour do the fumes from the reaction of PCl5 and and alcohol turn damp blue litmus paper?

  • Orange
  • Pink
  • Red
  • Green

8. Complete the equation: C2H5OH + 3O2 ------> ?

  • 2CO2 + 3H2O
  • CO2 + H2O
  • CO2 + 3H2O
  • 4CO2 + 6H2O

9. What is the functional group in alcohols?

  • Hydroxyl group
  • Amine group
  • Carboxyl group
  • Carbonyl group