Chemistry AS level module 2

Hi, I'm stuck on reaction mechanisms

I need help with nucleophillic substitution ! Please help :s-smilie:

what exam board are you on?

and what is it you struggle with? ... the concept, understanding the mechanism or remembering the mechanism ? :smile:

i hated those...i just copied them out again and again until i knew them

Hi, I'm stuck on reaction mechanisms

I need help with nucleophillic substitution ! Please help :s-smilie:

Think of it as 1 nucleophile joining a molecule and 1 coming off, e.g.

H₃CC^d+H₂Br^d- + ^-:CN --> H₃CCH₂CN + :Br^-.

Thanks guys :smile:

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