how to do hydrocarbons

26tard here hamara to bas alkanes hi khatam hua hai, and there are still so so many reactions and methods of preparation and mechanisms and miscellaneous points, it just feels like you have to commit so much to memory, and it feels like once you do it, you'll probably forget it in a couple of days and then there's alkene, alkyne, alkadiene and benzene, and that's just this chapter is 12th organic also gonna be like this? btw, my goc is quite good (i think)