Aldehydes, Ketones and Carboxylic Acids

Class 12 · Chemistry

33 questions13 easy11 medium9 hard

Sample Questions

Q1.The reaction of ethanal with NH2OH (hydroxylamine) gives:

  • AEthanol
  • BAn oxime
  • CA hydrazone
  • DEthanoic acid

Q2.What is the IUPAC name of CH3CHO?

  • AMethanal
  • BEthanal
  • CPropanal
  • DAcetaldehyde

Q3.Formaldehyde (HCHO) is used in the preparation of which polymer?

  • ANylon
  • BBakelite (phenol-formaldehyde resin)
  • CPolyethylene
  • DTeflon

Q4.Formic acid (HCOOH) is unique among carboxylic acids. Which unique reaction does it undergo that other carboxylic acids do NOT?

  • AIt undergoes Fischer esterification
  • BIt gives a positive Tollens' test (reduces Tollens' reagent)
  • CIt reacts with PCl5 to give acid chloride
  • DIt undergoes decarboxylation with soda lime

Q5.The Cannizzaro reaction is undergone by aldehydes that:

  • AHave α-hydrogen atoms
  • BDo NOT have α-hydrogen atoms
  • CHave two or more carbonyl groups
  • DAre aromatic

Q6.This is a sample question to preview what you'll get in the full practice test...

  • A. Option one
  • B. Option two
  • C. Option three
  • D. Option four
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Concepts Covered

Acidity of Carboxylic AcidsAldol CondensationCannizzaro ReactionClemmensen and Wolff-Kishner ReductionHaloform ReactionNomenclature of Aldehydes and KetonesNomenclature of Carboxylic AcidsNucleophilic Addition ReactionsOxidation of Aldehydes (Tollens and Fehling Tests)Preparation of Carboxylic AcidsReactions of Carboxylic Acids

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