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Nucleophiles and Basicity Solutions Library

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26 solutions

Nucleophiles and Basicity

Q. What is the name of the following? 

Solved • Jun 11, 2018

Nucleophiles and Basicity

Q. Rank the following in order of nucleophilicity in polar protic solvents. (1 – least nucleophilic, 3 – most nucleophilic)

Solved • Jun 12, 2017

Nucleophiles and Basicity

Q. Which one is the strongest nucleophile in each catagoy?(a) H2O, H2S, H2Se                                        the strongest: __________________ ...

Solved • Jun 2, 2017

Nucleophiles and Basicity

Q. The following is a stepwise synthesis by applying Bronsted‐Lowry (B‐L) and Lewis acid‐base (LA and LB) reactions. Please use electron‐pushing arrow...

Solved • May 26, 2017

Nucleophiles and Basicity

Q. Rank the following molecules in terms of increasing nucleophilicity in a protic solvent: 1. EtONa 2. EtSNa 3. EtNHNa 4. EtPHNa

Solved • May 5, 2017

Nucleophiles and Basicity

Q. Which of the following species is the least nucleophilic? A) (CH3)3N B) BF3 C) H2O D) (CH3)3CO- E) CN-

Solved • Apr 24, 2017

Nucleophiles and Basicity

Q. Compare the following reactions and decide which reaction occurs fastest.

Solved • Oct 19, 2016

Nucleophiles and Basicity

Q. Number the following in each series according to the attribute listed.

Solved • Oct 19, 2016

Nucleophiles and Basicity

Q. In each of the pairs, determine the better nucleophile in DMSO as a solvent:

Solved • Aug 19, 2016

Nucleophiles and Basicity

Q. Rank the following nucleophiles according to their increasing nucleophilicity in polar aprotic solvents (weakest nucleophile strongest nucleophile)...

Solved • Jul 27, 2016

Nucleophiles and Basicity

Q. The reaction of 1° alkyl halides with nitrite salts produces both RNO 2 and RONO. Account for this behavior.  

Solved • Jun 22, 2016

Nucleophiles and Basicity

Q. Which reagent in each pair listed here would be the more reactive nucleophile in a polar aprotic solvent? (h) CH3CO2- (-OAc) or OH -  

Solved • Jun 22, 2016

Nucleophiles and Basicity

Q. Which reagent in each pair listed here would be the more reactive nucleophile in a polar aprotic solvent? (g) H2S or HS-  

Solved • Jun 22, 2016

Nucleophiles and Basicity

Q. Which reagent in each pair listed here would be the more reactive nucleophile in a polar aprotic solvent? (e) H2O or H3O+  

Solved • Jun 22, 2016

Nucleophiles and Basicity

Q. Which reagent in each pair listed here would be the more reactive nucleophile in a polar aprotic solvent? (b) CH3O- or CH3CO2- (-OAc)  

Solved • Jun 22, 2016

Nucleophiles and Basicity

Q. Which reagent in each pair listed here would be the more reactive nucleophile in a polar aprotic solvent? (a) CH3NH- or CH3NH2 

Solved • Jun 22, 2016

Nucleophiles and Basicity

Q. Which SN1 reaction of each pair would you expect to take place more rapidly? Explain your answer.  

Solved • Jun 22, 2016

Nucleophiles and Basicity

Q. Which SN2 reaction of each pair would you expect to take place more rapidly in a protic solvent?  

Solved • Jun 22, 2016

Nucleophiles and Basicity

Q. Which SN2 reaction of each pair would you expect to take place more rapidly in a protic solvent?  

Solved • Jun 22, 2016

Nucleophiles and Basicity

Q. Which is the weakest nucleophile?

Solved • Apr 24, 2016

Nucleophiles and Basicity

Q. Circle the strongest nucleophile in each category. a) Cl -    vs    Br -    (in EtOH)   b) CH3OH   vs    CH3SeH   c) NH2-     vs       CH 3-

Solved • Mar 16, 2016

Nucleophiles and Basicity

Q. Rank the species below in order of increasing nucleophilicity in hydroxylic solvents (weakest nucleophile first):  CH3CO2-, CH3S-, HO-, H2O. a) H...

Solved • Mar 2, 2016

Nucleophiles and Basicity

Q. Which halide ion reacts the fastest with cyclopentyl  p-toluenesulfonate in ethanol/water?

Solved • Feb 25, 2016

Nucleophiles and Basicity

Q. Which of the following cannot act as nucleophile? a) NH3 b) H2O c) I - d) CH4

Solved • Feb 25, 2016

Nucleophiles and Basicity

Q. Which is the strongest nucleophile?

Solved • Feb 11, 2016

Nucleophiles and Basicity

Q. Which of the following nucleophiles will require a proton removal step after a substitution reaction?

Solved • Jan 28, 2016