Namaskar Doston, In this video, we've discussed in details about the mechanism shown by Alkyl Halides in Substitution Reactions i.e. SN1 & SN2 Below are some important videos links : New Chemistry Syllabus Discussion: https://youtu.be/xpXaqvzPnLI Basic of Chemistry: https://youtu.be/715NIioyesA https://youtu.be/u3ITi1t4hg4 Halogen Derivatives of alkane 1: Part 1: https://youtu.be/EfSxf95uQYg Halogen Derivatives of alkane 2: Part 2: https://youtu.be/tPuDGI66koQ What is K2Cr2O7? : https://youtu.be/ge3oKxUMya4