Amides

Last updated: 20/02/2020

WJEC A-Level Chemistry Unit 4.7 – Amino acids, peptides and proteins Amides

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Question 1 of 40

1. Question
What is the definition of an amide?
- A class of compounds with an acyl group attached to an amine group
- A tertiary amine
- A secondary amine
- A class of compounds with an amine group attached
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Question 2 of 40

2. Question
Which of the following is the functional group of an amide?
- -CONH $_2$
- -NH $_2$
- -CNH $_2$
- -CO
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Question 3 of 40

3. Question
Which two types of groups does an amide contain?
- Amine and acyl
- Ketone and alkane
- Alcohol and ester
- Ester and alkene
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Question 4 of 40

4. Question
What is the definition of a primary amide?
- An amide that has one carbon atom bonded to the nitrogen atom
- An amide that has two carbon atoms bonded to the nitrogen atom
- An amide that has three carbon atoms bonded to the nitrogen atom
- An amide that has four carbon atoms attached to the nitrogen atom
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Question 5 of 40

5. Question
What is the definition of a secondary amide?
- An amide that has two carbon atoms bonded to the nitrogen atom
- An amide that has one carbon atom bonded to the nitrogen atom
- An amide that has three carbon atoms bonded to the nitrogen atom
- An amide that has four carbon atoms attached to the nitrogen atom
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Question 6 of 40

6. Question
What is the definition of a tertiary amide?
- An amide that has three carbon atoms bonded to the nitrogen atom
- An amide that has four carbon atoms attached to the nitrogen atom
- An amide that has two carbon atoms bonded to the nitrogen atom
- An amide that has one carbon atom bonded to the nitrogen atom
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Question 7 of 40

7. Question
What is the definition of an N-substituted compound?
- When an alkyl chain is attached to a nitrogen atom
- An amide with three hydrogen atoms attached to the nitrogen atom
- When an alkyl chain is attached to the carbon double bond
- An amide with no hydrogen atoms attached to the nitrogen atom
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Question 8 of 40

8. Question
What is the general formula of an amide?
- $RC(O)NH_2$
- $RNH_2COOH$
- $RCNH_2$
- $RCOONH_2$
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Question 9 of 40

9. Question
What are amides a derivative from?
- Carboxylic acids
- Amines
- Amino acid
- Carbonyls
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Question 10 of 40

10. Question
State one similarity between a primary and secondary amide.
- Both types of amides have a hydrogen atom attached to the nitrogen atom
- Both types of amides have no hydrogen atoms attached to the nitrogen atom
- Both types of amides have two hydrogen atoms attached to the nitrogen atom
- Neither type of amides contain an acyl group
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Question 11 of 40

11. Question
State one similarity between a secondary and tertiary amide.
- Both types of amides contain and C=O bonds
- Both types of amides contain a C=C bond
- Both types of amides have three hydrogen atoms attached to the nitrogen atom
- Both types of amides have no hydrogen atoms attached to the nitrogen atom
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Question 12 of 40

12. Question
State one difference between a primary and secondary amide.
- A secondary amide has an alkyl group attached to the nitrogen atom whereas a primary amide does not
- A primary amide has an alkyl group attached to the C=O bond whereas a secondary amide does not
- A primary amide has an alkyl group attached to the nitrogen atom whereas a secondary amide does not
- A secondary amide has an alkyl group attached to the C=O bond whereas a primary amide does not
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Question 13 of 40

13. Question
State one difference between a secondary and tertiary amide.
- Tertiary amides have two alkyl groups attached to the nitrogen atom whereas secondary amides have one alkyl groups attached
- Secondary amides have three alkyl groups attached to the nitrogen atom whereas tertiary amides have two alkyl groups attached
- Secondary amides have two alkyl groups attached to the nitrogen atom whereas tertiary amides have one alkyl group attached
- Tertiary amides have three alkyl groups attached to the nitrogen atom whereas secondary amides have two alkyl groups attached
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Question 14 of 40

14. Question
Which of the following compounds is a primary amide?
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Question 15 of 40

15. Question
Which of the following compounds is a secondary amide?
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Question 16 of 40

16. Question
Which of the following compounds is a tertiary amide?
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Question 17 of 40

17. Question
What type of amide is N,N-diethylmethanamide?
- Tertiary
- Quarternary
- Secondary
- Primary
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Question 18 of 40

18. Question
Which of the following compounds is N,N-dimethylmethanamide?
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Question 19 of 40

19. Question
Which of the following compounds is N-methylethanamide?
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Question 20 of 40

20. Question
An amide has the structural formula HCONH $_2$ . What type of amide is it?
- Primary amide
- Secondary amide
- Tertiary amide
- Quaternary amide
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Question 21 of 40

21. Question
An amide has the structural formula CH $_3$ CH $_2$ CONH $_2$ . What type of amide is it?
- Primary amide
- Secondary amide
- Tertiary amide
- Quaternary amide
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Question 22 of 40

22. Question
An amide has the structural formula CH $_3$ CONH[/latex]CH $_2$ CH $_3$ . What type of amide is it?
- Secondary amide
- Primary amide
- Tertiary amide
- Quaternary amide
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Question 23 of 40

23. Question
Which of the following compounds is butanamide?
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Question 24 of 40

24. Question
Which of the following compounds is butanamide?
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Question 25 of 40

25. Question
An amide has the structural formula CH $_3$ CH $_2$ CONH $_2$ . Name this amide.
- Propanamide
- N-ethylmethanamide
- N-methylmethanamide
- Methanamide
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Question 26 of 40

26. Question
An amide has the structural formula CH $_3$ CONH[/latex]CH $_2$ CH $_2$ CH $_3$ . Name this amide.
- N-propylethanamide
- N-methylethanamide
- N-methylpropanamide
- N-ethylpropanamide
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Question 27 of 40

27. Question
- Propanamide
- N-methylethylamide
- N-propanamide
- N-propanamide
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Question 28 of 40

28. Question
- N-methylethanamide
- Ethanamide
- N-ethylmethanamide
- Methanamide
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Question 29 of 40

29. Question
- N,N-dimethylethanamide
- N,N-diethylmethanamide
- N-methylethanamide
- Ethanamide
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Question 30 of 40

30. Question
What is the difference between an amide and a carboxylic acid?
- The hydroxyl group in a carboxylic acid has been substituted for an amine group
- Amides contain a carbon-carbon double bond whereas carboxylic acids do not
- The amine group in a carboxylic acid has been substituted for an hydroxyl group
- An amide does not contain an oxygen atom
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Question 31 of 40

31. Question
What is the difference between an amide and ammonia?
- A hydrogen on ammonia has been substituted for an acyl group to form an amide
- An amide contains an extra hydrogen compared to ammonia
- Ammonia contains an extra hydrogen compared to an amide
- An acyl group on ammonia has been substituted for a hydrogen atom to form an amide
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Question 32 of 40

32. Question
What is reacted with ammonia to form an amide?
- Acyl chloride
- Carboxylic acid
- Ammonia
- Alcohol
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Question 33 of 40

33. Question
What is reacted with an amine to form an amide?
- Acyl chloride
- Ammonia
- Carboxylic acid
- Alcohol
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Question 34 of 40

34. Question
What is reacted with an acyl chloride to form a primary amide?
- Ammonia
- Acyl chloride
- Carboxylic acid
- Alcohol
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Question 35 of 40

35. Question
What is reacted with an acyl chloride to form a secondary amide?
- Amine
- Ammonia
- Water
- Alcohol
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Question 36 of 40

36. Question
What type of amide is formed when an acyl chloride and an amine reacted together?
- Secondary
- Primary
- Tertiary
- Quaternary
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Question 37 of 40

37. Question
What type of amide is formed when an acyl chloride and ammonia reacted together?
- Primary
- Secondary
- Tertiary
- Quarternary
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Question 38 of 40

38. Question
Aside from an amide, what other type of compound is formed when an acyl chloride reacts with ammonia?
- Ammonium salt
- Amino acid
- Water
- Amine
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Question 39 of 40

39. Question
Name the product formed when ethanoyl chloride is reacted with ammonia.
- Ethanamide
- N,N-diethylmethanamide
- Ethanoyamide
- N-methylethanamide
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Question 40 of 40

40. Question
Name the product formed when ethanoyl chloride is reacted with methylamine.
- N-methyl ethanamide
- Ethanamide
- N-ethyl methanamide
- N,N-diethylmethanamide
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