Carbonyl Compounds Part 1

What is the name of this carbonyl compound?

• pentan-2-one
• hexan-5-one
• pentan-3-one
• hexan-2-one

Select carbonyl compounds from the following formulae:

• C₄H₁₀O
• C₄H₈O
• C₄H₈O₂
• C₄H₈

The name of this compound is:

• 2-heptanone

• 2-hexanone

• 2-heptanone

• 2-pentanone

Classify the compound based on the functional group present.

• aldehyde
• ketone
• carboxylic acid
• ester

Which of the following is not a carbonyl compound?

• 
• 
• 
• 

Which of the following alcohols can be oxidised to 2-methyl-3-pentanone?

• CH₃CH₂CH(OH)CH₃

• CH₃CH(OH)CH₂CH₂CH₃

• (CH₃)₃CCH(OH)CH₃

• (CH₃)₂CHCH(OH)CH₂CH₃

Which substance would test positively with 2,4-DNPH but negatively with Tollens’ reagent?

• Propanal

• Propanone

• Propanoic acid

• 1-propanol

Acetone reacts with HCN to form a cyanohydrin. It is an example of

• Electrophilic addition

• Electrophilic substituition

• Nucleophilic addition

• Nucleophilic substituition

Which reagent would you choose to convert 1-pentanol to pentanal?

• PCC in CH₂Cl₂

• K₂Cr₂O₇ with aqueous H₂SO₄

• KMnO₄ with aqueous H₂SO₄

• KOH, ethanol, reflux

Name this carbonyl compound according to IUPAC nomenclature:

• 3-benzyl-3,3-methylbutanone
• 3,3-dimethyl-4-phenylbutanone
• 4-phenyl-3,3-dimethylbutanone
• 1-phenyl-3,3-dimethylbutanone