Aldehydes

Question 1

The Carbonyl Group

Answer 1

• refers to the carbon double bond oxygen group
• for aldehydes the carbonyl group is a terminal position
• CHO

Question 2

Aldehyde Nomenclature

Answer 2

• 1. find the longest continuous chain with aldehyde group and add the suffix -al to the parent name after dropping the -e
• 2. number the chain giving the aldehyde group position 1
• 3. number and name substituents

Question 3

Properties - Aldehydes

Answer 3

• Polar
• No H-bonding donor
• Low molecular weight has water solubility
• Low boiling point

Question 4

CH3CH2CHO

Answer 4

Propanal