Which of the following statement is not correct for a nucleophile?a)Nu...
Reason: Nucleophiles are electron rich species so act as Lewis base
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Which of the following statement is not correct for a nucleophile?a)Nu...
Explanation:
Nucleophile is a term used in organic chemistry to describe a chemical species that donates a pair of electrons to another atom or molecule in a chemical reaction. It is important to understand the characteristics of nucleophiles in order to predict and understand chemical reactions.
Statement a) Nucleophile is a Lewis acid:
This statement is not correct. A Lewis acid is a species that can accept a pair of electrons, while a nucleophile is a species that donates a pair of electrons. Therefore, nucleophiles are not Lewis acids.
Statement b) Ammonia is a nucleophile:
This statement is correct. Ammonia (NH3) has a lone pair of electrons on the nitrogen atom, which it can donate to another atom or molecule in a chemical reaction. Therefore, ammonia can act as a nucleophile.
Statement c) Nucleophiles attack low electron density sites:
This statement is correct. Nucleophiles are attracted to areas of low electron density, such as positively charged atoms or regions of a molecule with partial positive charges. They donate their pair of electrons to these sites, forming a new bond.
Statement d) Nucleophiles are not electron seeking:
This statement is not correct. Nucleophiles are electron-rich species, meaning they have a pair of electrons that they can donate. They actively seek out areas of low electron density to donate their electrons and form a new bond.
In summary, the correct statement is option 'A': Nucleophile is not a Lewis acid. Nucleophiles are electron-rich species that donate a pair of electrons, while Lewis acids are electron-deficient species that accept a pair of electrons.
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