Which type of reaction is not involved in this reaction sequence?
A - AQA - A-Level Chemistry - Question 30 - 2022 - Paper 3
Question 30
Which type of reaction is not involved in this reaction sequence?
A. esterification
B. hydrolysis
C. nitration
D. reduction
Worked Solution & Example Answer:Which type of reaction is not involved in this reaction sequence?
A - AQA - A-Level Chemistry - Question 30 - 2022 - Paper 3
Step 1
Identify the reactions involved in the sequence
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Answer
The reaction sequence includes:
Esterification: Formation of an ester from a carboxylic acid and an alcohol.
Nitration: Introduction of a nitro group into the aromatic ring.
Hydrolysis: Typically involves breaking down substances (not evident in this sequence).
Step 2
Evaluate each reaction type
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Answer
Esterification and nitration are involved in the formation of products. Hydrolysis can optionally denote a breakdown but isn't illustrated in this sequence. Reduction is typically not relevant here, thus** not involved**.
Step 3
Select the answer
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Answer
The type of reaction not involved in this reaction sequence is hydrolysis (B).
