SpaceX's SN1 Starship prototype was destroyed during a pressure test on Friday (Feb. 28). But the SN2 is already under construction and being prepped for testing, Elon Musk said.

JEE Main 2018: Revision notes with important questions for Free radicals and SN1 & SN2 mechanisms. In this article we are going to talk about the SN 1 & SN 2 Reactions, conditions of free radical ...