Where a lone pair in the nucleophile overlaps with the sigma* orbital of your leaving team. Nonetheless, this step does not contain the very same sensitivity to steric hindrance because the SN2 response, as we have been about to see. For those who draw this mechanism within an Test, create https://claytonamxju.blogproducer.com/45070944/helping-the-others-realize-the-advantages-of-solution-bromure-de-potassium