Amines Quiz

What is a primary amine?

• An amine with three alkyl groups

• An amine with two alkyl groups

• An amine with an -NH₂ group bonded to an alkyl or aryl group

• An amine with no alkyl groups

Which of the following is an example of a secondary amine?

• Propylamine

• Methylamine

• Dimethylamine

• Ethylamine

What is the general formula for a tertiary amine?

• RNH₂

• R₂NH

• R₃N

• RNH₃

What does the 'amino' group refer to in a primary amine?

• The -NH₂ group at the end of an alkyl chain

• The -NH group in a secondary amine

• The -NH group in the middle of a chain

• The -NH₂ group in a cyclic structure

Which amine has three alkyl groups attached to the nitrogen atom?

• Quaternary amine

• Tertiary amine

• Secondary amine

• Primary amine

What is the role of the nitrogen atom in amines?

• It acts as a proton donor

• It acts as a proton acceptor

• It has no role in basicity

• It forms covalent bonds only

What type of bond is formed when a nitrogen atom donates its lone pair to an H+ ion?

• Hydrogen bond

• Ionic bond

• Covalent bond

• Co-ordinate (dative) bond

Which of the following is a primary amine?

• Trimethylamine

• Tertiary amine

• Dimethylamine

• Methylamine

What happens when ammonia reacts with dilute hydrochloric acid?

• It forms a solid

• It forms a gas

• It forms a liquid

• It forms a salt

Which amine is represented by the formula (CH₃)₂NH?

• Methylamine

• Dimethylamine

• Trimethylamine

• Ethylamine