Chemistry 9701 · AS & A Level · Carbonyl compounds

Carbonyl compounds — practice question

Which reagent: • is able to confirm that an organic compound contains a carbonyl group • cannot tell aldehydes from ketones?

  • Aacidified $\text{K}_2\text{Cr}_2\text{O}_7$
  • B2,4-DNPH reagent
  • CFehling’s reagent
  • D$\text{LiAlH}_4$

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