Aldehydes and ketones

Name this molecule:

• Propanone

• Propanal

• Butanone

• Butanal

What is the name of the mechanism when KCN (in acidic conditions) reacts with propanal?

• Free radical substitution

• Nucleophilic substitution

• Nucleophilic addition

• Electrophilic addition

If propanal reacts with KCN in acidic conditions, which of the following is true?

• The product is not chiral

• A racemic mixture of the R and S enantiomers is formed

• Only the R enantiomer forms

• Only the S enantiomer forms

Name this molecule:

• Pentanoic acid

• 2-hydroxy-2-methylbutan3-one

• 3-hydroxy-3-methylbutane-2-one

• 2-oxo-3-methylbutan-3-ol

Which of the following reagents will oxidise propan-1-ol to propanal (tick all that apply)?

• Acidified potassium dichromate (VI)

• 2,4-DNPH (Brady's reagent)

• Fehling's solution

• PCl₅ (phosphorus pentachloride)

The class of compounds containing C=O are called

• Aldehydes

• Ketones

• Carbonyl Compounds

• None of the Above

The name of this compound is:

• heptan-2-one
• 2-hexanone
• 2-heptanone
• pentan-2-one

Classify the compound based on the functional group present.

• aldehyde
• ketone
• carboxylic acid
• ester

Classify the compound based on the functional group present.

• aldehyde
• ketone
• carboxylic acid
• ester

What is the final product from the oxidation of propan-1-ol?

• propandiol

• propanal

• propanoic acid

• propanone