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Alkyl halides - Mechanism of nucleophilic substitution. Level I
Mechanism of nucleophilic substitution reactions. The SN1 and SN2 mechanisms.
Mechanism of Nucleophilic substitution reaction, SN1 and SN2 mechanism
Substitution Nucleophilic Unimolecular SN1 reaction mechanism

If bond breaking and bond formation is simultaneous, the reaction takes place in a single step and the same is the rate determining step.

Alkyl Halide Nucleophilic Substitution reaction
SN1
SN2
1
Number of steps
two
one
2
Rate
r [alkyl halide]
r [alkyl halide][base]
3
Favourable Solvent
polar
non polar
4
Structure
tertiary halides substitute through SN1
primary halides substitute through SN2
Nucleophilic substitution more details
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