Chemistry 9701 · AS & A Level · Hydroxy compounds

Hydroxy compounds — practice question

What reagent could be used to tell propane-1,2-diol apart from ethane-1,2-diol?

  • Aalkaline aqueous iodine
  • Baqueous acidified dichromate(VI)
  • Cethanol and a few drops of concentrated sulfuric acid
  • Dsodium metal

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