Amines (A Level only) (AQA A-Level Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
Why do amines act as nucleophiles and bases?
Why do amines act as nucleophiles and bases?
Lone pair on N atom
How many alkyl groups are attached to N in a secondary amine?
How many alkyl groups are attached to N in a secondary amine?
Two
What bond forms when primary aliphatic amines act as Brønsted-Lowry bases?
What bond forms when primary aliphatic amines act as Brønsted-Lowry bases?
Dative covalent
Why are quaternary ammonium ions not classified as amines?
Why are quaternary ammonium ions not classified as amines?
No lone pair on N
Which two methods prepare primary aliphatic amines?
Which two methods prepare primary aliphatic amines?
Halogenoalkane + ; nitrile reduction
What solvent is used when heating halogenoalkanes with ammonia?
What solvent is used when heating halogenoalkanes with ammonia?
Ethanol
Why is excess ammonia used in halogenoalkane reactions?
Why is excess ammonia used in halogenoalkane reactions?
Maximize primary amine formation
What is described as when reducing nitriles?
What is described as when reducing nitriles?
Strong reducing agent
Why does the reaction stop at quaternary ammonium salts?
Why does the reaction stop at quaternary ammonium salts?
No H atoms left on N
What reagents reduce nitrobenzene to phenylamine?
What reagents reduce nitrobenzene to phenylamine?
Sn and conc. HCl