Acyl chlorides – Primrose Kitten

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Acyl chlorides

Last updated: 16/02/2020

Edexcel A-Level Chemistry Carboxylic acids Acyl chlorides

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Question 1 of 22

1. Question
What is the functional group of an acyl chloride?
- R-COCl
- R-CCl
- R-COOCl
- R-COHCl
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Question 2 of 22

2. Question
Which functional groups are acyl chlorides derivatives of?
- Carboxylic acids
- Aldehyde
- Ketones
- Esters
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Question 3 of 22

3. Question
Which halogen atom is added onto the end of an acyl chloride?
- Chlorine
- Bromine
- Fluorine
- Iodine
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Question 4 of 22

4. Question
How can an acyl chloride be prepared?
- The -OH group in a carboxylic acid is substituted for a chlorine atom
- The oxygen atom in an alcohol is substituted for a chlorine atom
- The -OH group in an alcohol is substituted for a chlorine atom
- The oxygen atom in an aldehyde is substituted for a chlorine atom
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Question 5 of 22

5. Question
Which chemical can be used to prepare an acyl chloride?
- SOCl $_2$
- SO $_2$
- CO $_2$
- HCl
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Question 6 of 22

6. Question
When preparing an acyl chloride, was process is used to separate the acyl chloride?
- Fractional distillation
- Chromatography
- Heating under reduced pressure
- Reflux
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Question 7 of 22

7. Question
Write the equation for the production of ethanoyl chloride.
- $CH_3COOH + SOCl_2 -> CH_3COCl + SO_2 + HCl$
- $CH_3COOH + SO_2 -> CH_3COCl + SOCl_2 + HCl$
- $CH_3COOH + SO_2 -> CH_3COCl + Cl_2 + SOCl_2$
- $CH_3COOH + SOCl_2 -> CH_3COCl + SO_2$
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Question 8 of 22

8. Question
What state is SOCl $</span><span style="font-size: 1rem;">_2$ at room temperature?
- Liquid
- Gas
- Aqueous
- Solid
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Question 9 of 22

9. Question
As well as an acyl chloride, what other two products are made during the production of an acyl chloride using SOCl $</span><span style="font-size: 1rem;">_2$ ?
- Sulfur dioxide and hydrochloric acid
- Sulfur oxide and hydrochloric acid
- Hydrochloric acid and water
- Carbon dioxide and hydrochloric acid
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Question 10 of 22

10. Question
Describe the reactivity of smaller acyl chlorides.
- Very reactive
- Not very reactive
- Will only react when mixed with oxygen
- Only reacts with an alcohol
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Question 11 of 22

11. Question
What product is formed when an acyl chloride is reacted with an alcohol?
- Ester
- Carboxylic acid
- Secondary amine
- Primary amine
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Question 12 of 22

12. Question
What type of reaction occurs when an acyl chloride is reacted with an alcohol?
- Non-reversible
- Hydrolysis
- Reversible
- Redox reaction
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Question 13 of 22

13. Question
Compare the yield when producing an ester using an acyl chloride compared to a carboxylic acid.
- Using an acyl chloride increases the yield
- Using an acyl chloride decreases the yield
- Using an acyl chloride results in no yield
- Both produce the same amount of yield
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Question 14 of 22

14. Question
Which of the following methods are used to make an ester from a phenol?
- React phenol with an acyl chloride
- React phenol with an acid
- React phenol with alcohol
- React phenol with water
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Question 15 of 22

15. Question
Which smaller product is also made during the production of an ester from the reaction between an acyl chloride and an alcohol?
- $HCl$
- $O_2$
- $H_2O$
- $H_2$
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Question 16 of 22

16. Question
What product is formed when an acyl chloride is reacted with water?
- Carboxylic acid
- Ester
- Secondary amine
- Primary amine
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Question 17 of 22

17. Question
What type of water is used during the reaction with an acyl chloride?
- Cold water
- Water vapour
- Distilled water
- Boiling water
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Question 18 of 22

18. Question
What type of reaction occurs when an acyl chloride is reacted with water?
- Exothermic
- Endothermic
- Reversible
- Redox reaction
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Question 19 of 22

19. Question
Which smaller product is also made during the production of a carboxylic acid from the reaction between an acyl chloride and water?
- $O_2$
- $HCl$
- $H_2O$
- $H_2$
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Question 20 of 22

20. Question
What product is formed when an acyl chloride is reacted with ammonia?
- Primary amine
- Secondary amine
- Ester
- Primary amide
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Question 21 of 22

21. Question
When preparing a primary amine, what type of ammonia is reacted with an acyl chloride?
- Concentrated ammonia
- Cold ammonia
- Warm ammonia
- Dilute ammonia
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Question 22 of 22

22. Question
What product is formed when an acyl chloride is reacted with a primary amine?
- Secondary amine
- Tertiary amine
- Ester
- Secondary amide
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