If you want to get a bit of a head start, I highly recommend khanacademy.org. Has an entire section of youtube vids on Organic Chemistry.
My #1 tip to do well in o-chem: Get a small whiteboard so you can practice mechanisms and synthesis q's. It's a real pain when you are writing in pen or pencil on paper and want to erase a step, especially when you are first starting. You will want to practice a bit more with a pen/pencil once you get more comfortable though so you can simulate an actual test. When I first started writing with a pen, it felt like all of my steps were written in stone and it started getting really messy when I wanted to erase a step. A whiteboard is highly recommended. I remember when I saw my friend using a whiteboard and I was so surprised when he would just erase all of it and not care about his answer. I used to just write everything down on paper so i could see how I did thing later on. I started to realize that I needed to gain more confidence in myself that I would be able to do these problems without having to look back at previous q's. (does that make sense?)
If it has some extra electrons, it might want to share it with more positive stuff. 🙂
Most of the questions on tests at my school were either:
-Mechanism questions:
-synthesis questions. gives starting ingredients and final product- list the ingredients to get to that step (Need to memorize basic reactions so you can just combine them altogether to get the desired product)
-Ranking acidity/basicity, etc.
-Practice mechanism q's so you get used to electron pushing. It may seem a little tough on the test, but these q's will be derived from the simple mechanisms that you learned in class (just combined). Electron arrow pushing should be practiced until it becomes automatic.
-Know that SN1/SN2 E1/E2 stuff
Thing to work on before o-chem:
- lewis dot structures- know these inside out
-always draw chemical species with valence electrons if possible. I remember when I first started o-chem and I had no idea what I was doing. I would see water H-O-H and i'd be like, ''how does it interact with anything?'' Throw those 4 electron dots on the O when you draw it out. Small stuff like that.
- Make sure you have a solid understanding of orbitals. When you see something double or triple bonded, know that that bond might be able to donate/share electrons with another species.
-get comfortable with looking at chemical species with C's just written as connecting lines.
Eg. CH3 - CH2- CH3 also can be written like this (ok, not as much of an angle) --> \/
- know how many bonds that common species can form. Carbon can usually bond to 4 others
-know chirality inside out as well
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Most of the understanding with O-chem comes down to having a very good grasp of acidity and basicity, Electrophiles/Nucleophiles. Know the electronegativity trends.
They might show you 4 similar species and ask you to rank them in terms of acidity. This is when you will need to know how functional groups affect acidty/basicity, knowing hyperconjugation inside-out, inductive effects, etc, how double, triple bonds affect these properties, etc.
I took this course a few years ago so I just tried to come up with a few things off the top of my head. All I know is that I think a lot of people struggle a bit o-chem because they dont have some very small basics down (like lewis dot structures) and electron pushing that slows them down.
The other thing is that you need to stay calm on tests. I think some kids are so used to just memorizing things for tests that it trips them up a bit when they have to think a bit on the test to do problems. Stay relaxed and build self-confidence by practicing questions. Dont get frustrated on tests because you dont see the exact same thing that you studied for.
Understand the main concepts first. Dont get consumed with the tiniest details. Stay caught up and make sure you really understand why each step is happening in the mechanisms that you are taught.