IB syllabus > organic (hl) > 20.2 

These notes were written for the old IB syllabus (2009). The new IB syllabus for first examinations 2016 can be accessed by clicking the link below.

IB syllabus for first examinations 2016

20.2 - Nucleophilic substitution reactions (2h)


20.2.1: Explain why the hydroxide ion is a better nucleophile than water

 

 


20.2.2: Describe and explain how the rate of nucleophilic substitution in halogenoalkanes by the hydroxide ion depends on the identity of the halogen.

 

 


20.2.3: Describe and explain how the rate of nucleophilic substitution in halogenoalkanes by the hydroxide ion depends on whether the halogenoalkane is primary, secondary or tertiary.




20.2.4: Describe, using equations, the substitution reactions of halogenoalkanes with ammonia and potassium cyanide..

 

 


20.2.5: Explain the reactions of primary halogenoalkanes with ammonia and potassium cyanide in terms of the sN2 mechanism.

 

 

 

 

 


20.2.6: Describe, using equations, the reduction of nitriles using hydrogen and a nickel catalyst.

 

 

 

 

 


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