AMIDES

What is a key structural feature of amides?

• A carbon double-bonded to two oxygens

• A carbon single-bonded to oxygen and nitrogen

• A carbon double-bonded to oxygen and single-bonded to nitrogen

• A carbon double-bonded to nitrogen

Which of the following is NOT a characteristic of amides?

• Forms homologous series

• Found in proteins

• Used in addition polymers

• Contains a carbonyl group

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What is the correct name for an amide with a three-carbon chain and a methyl group on the second carbon?

• 3-methylbutanamide

• 2-methylpropanamide

• 3-methylpropanamide

• 2-methylbutanamide

What common mistake do people make when identifying amides?

• Confusing them with ethers

• Confusing them with alcohols

• Confusing them with ketones

• Confusing them with esters

How do the physical properties of amides change with longer carbon chains?

• They have higher acidity

• They become more soluble

• They have lower boiling points

• They become less soluble and more nonpolar