Organic chemistry Quiz 8

Which of the following reactions does NOT produce benzoic acid?

• KMnO4+ H+

  +

  Benzaldehyde

• K2Cr2O7+ H+

  +

  Phenylethene

• KMnO4+ H+

  +

  phenol

• K2Cr2O7+ H+

  +

  1-phenylpropane

Which of the following can used to yield propanoic acid?

• carbon dioxide +

  propyl magnesium chloride

• KMnO4 + H+

  +

  pent-2-ene

• Proopanamide

  +

  nitrous acid

• potassium hydroxide

  +

  1,1,1-triiodopropane

Reduction methyl ethanoate will form

• methanol

  +

  ethanoic acid

• ethanol

  +

  methanoic acid

• methanol

  +

  ethanol

• methanoic acid

  +

  ethanoic acid

ethyl chloride react with propanamine will produce?

• N-ethylpropamide

• N-propylethamide

• N,N-ethylpropylamide

• ethylpropamide

Which of the following reagents CANNOT be used to differentiate between ethanal and ethanone ?

• K2Cr2O7 + H+

• 2,4-dinitrophenylhydrazine

• ammonia solution +

  silver nitrate solution

• Alkaline iodine solution

Which of the following reaction does NOT produce ethanal ?

• ethanol +

  PCC in CH2Cl2

• ethanol +

  K2Cr2O7 + H+

• ethanoic acid

  + LiAlH4 in dry ether

• dichloroethane

  + KOH (aq)

Which following pairs CANNOT produce 3-phenylhexan-3-ol

• C2H5MgCl

  +

  1-phenylbutan-1-one

• C3H7Li

  +

  1-phenylpropan-2-one

• C6H5Li +

  hexan-3-one

• C3H7MgCl

  +

  1-phenylpropan-1-one

How to produce tertiary amine?

• Haloalkane +

  ethanolic secondary amine

• Tertiary amide +

  LiAlH4 in dry ether

• Acyl chloride +

  excess secondary amine

• Secondary amide +

  LiAlH4 in dry ether

What is the product formed when 2-phenylpropan-2-ol react with hot KMnO4 +H+?

• Benzoic acid

• Aldeyde

• Ketone

• No reaction

What is the product formed when propanamide react with P2O5 (heat) then followed by NaOH(aq)

• Propanamine

• Propanoic acid

• Propanoate

• Propanoyl chloride