Question detail
What is the general mechanism for the nucleophilic addition of a carbonyl compound with a nucleophile?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
Question
Type
exam_style
Style
Topic
Aldehydes and ketones (A-level only)
Question
What is the general mechanism for the nucleophilic addition of a carbonyl compound with a nucleophile?
Answer
The nucleophile attacks the electrophilic carbon atom of the carbonyl group, forming a tetrahedral intermediate. This intermediate then collapses, resulting in the formation of an alcohol after protonation.
Explanation
This answer demonstrates an understanding of the nucleophilic addition mechanism, which is crucial for A-level chemistry. It tests the student's ability to outline the steps involved in the reaction, reinforcing their knowledge of carbonyl chemistry.
Common mistake
Misidentifying Nucleophiles
Students often confuse nucleophiles with electrophiles, thinking that nucleophiles are positively charged species.
Remember that nucleophiles are electron-rich species that donate a pair of electrons to form a bond. They are typically negatively charged or neutral molecules with lone pairs.
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