Organic Chemistry Quiz 9

Which of the following compound CANNOT react with nitrous acid?

• Ethanamine

• Ethanamide

• N-methylpropan-2-amide

• N-methylpropan-2-amine

Which of the following reaction CANNOT produce ethanoic acid?

• sodium ethanoate +

  HCl

• Ethanoyl chloride

  +

  H3O+

• Ethanol

  +

  H+, K2Cr2O7

• Ethyl ethanoate

  +

  LiAlH4 (heat)

What are the condition needed for propene become polypropene?

• Ziegler-Natta catalyst

  1200 atm

  500'c-600'c

• Ziegler-Natta catalyst

  200 atm

  1200'c

• Ziegler-Natta catalyst

  1200 atm

  200'c

• No reaction

Which of the following reaction can produce Ethane-1,2-diol ?

• Ethene

  +

  cold KMnO4

• 1,2-dibromoethane

  +

  NaOH (aq)

• ethane-1,2-dicarboxylic acid

  +

  LiAlH4 (heat)

• ethene

  +

  H2O (300'c ,60 atm, H3P04)

Which of the reagent can be used to differentiate benzaldehyde from propanal ?

• Cu2+ in alkaline solution

• NH3 + AgNO3

• K2Cr2O7, H+

• I2 in alkaline solution

Which of the following reaction CANNOT produce an ester?

• Ethanoic acid +

  Propanoyl chloride

• Phenol +

  Propanoic acid

• Ethanoyl chloride

  +

  Propanol

• Propanoyl chloride

  +

  Phenol

How to differentiate aniline from phenylethanamine ?

• Bromine water

• nitrous acid

• Hydrochloric acid

• Sodium hydroxide

How to differentiate but-1-ene from but-2-ene

• Hot KMnO4 ,H+

  followed lime water

• Cold KMnO4 ,H+

  followed lime water

• Hot KMnO4 ,H+

  followed sodium metal

• Cold KMnO4 ,H+

  followed metal carbonate

Which of the following is the best way to produce propanamide from propanoic acid ?

• + conc. NH3 (heat)

• + primary amine (heat)

• + PCl5 then +NH3

• LiAlH4 in dry ether then H3O+

Which of the following can be used to produce tertiary amine?

• N-methylethamine +

  ethanoyl chloride

• N-methylethamide +

  ethanoyl chloride

• N-methylethamine +

  chloroethane

• N-methylethamide +

  chloroethane