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in Principals of Organic Chemistry by (79.0k points)
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Arrange the following nucleophiles in the decreasing order of nucleophilicity :

(a) C, B, A, D

(b) A, B, C, D

(c) D, C, B, A

(d) B, C, A, D 

1 Answer

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Best answer

Correct option (d) B, C, A, D 

Explanation:

Conjugate base (nucleophile) is strong if acid is weak and  vice-versa.

Order of acidic nature is IV > I > III > II. Hence, the decreasing order of nucleophilicity is B>C>A>D. 

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