Question

write the mechanism of sn2 reaction and explain with suitable example

Answer 1

In SN2 rxn. back side attack of nucleophile takes place due to unstable carbocation formation.. and it goes through transition state.. Also in its Rate determing step 2 molecules are involved so its order is 2 .. In its stoichiometry, Walden inversion takes place ...
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for ex chck out net.. u will better understand frnd..

Answer 2

this is the whole reaction