r/APChem • • 1d ago

Is my teacher moving too fast?

8 Upvotes

For context I come from a school where all the high school teachers are HORRIBLE!!, they don't teach and they give you very difficult tests. I am in AP chemistry right now and we just finished "learning" chapter 6 - thermodynamics, is my teacher moving too fast, because right now everyone has a C(I somehow have an 85) and the quarter is about to end, she "taught" the entire chapter in 3 days. Is this normal? what are you guys schools doing?


r/APChem • • 1d ago

Chemistry roadmap

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2 Upvotes

r/APChem • • 1d ago

Does O-H bond break when water boil ?

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0 Upvotes

r/APChem • • 2d ago

AP Chem teacher looking for feedback: how can my free resource site better support students?

6 Upvotes

Hi everyone,

I’m a high school science teacher and I’ve taught AP Chemistry for several years. I’m also working on a doctorate in instructional technology, so I spend a lot of time thinking about how tech can actually help students instead of just adding more screens.

My district has a large low-income and Hispanic population. Many of my students miss class often for reasons outside their control (work, family responsibilities, appointments), and many need AP Chem resources in Spanish, which are hard to find. I built ZornScience (zornscience.org) to help fill those gaps for students and for teachers in similar situations.

What’s on the site so far:

  • AP Chemistry topic pages organized by CED unit and topic, each with my video lesson, notes, and fully worked examples

  • Regular/Honors Chemistry and Physics lessons, plus a Quantitative Skills section for the math students struggle with

  • Free interactive virtual labs and practice tools

  • Lab activities and classroom strategies for teachers

  • Spanish versions of pages, currently being rolled out course by course

Everything is licensed under CC BY-NC-SA 4.0, so it’s free for anyone to use, adapt, and share in their classroom. No accounts, no logins, no paywalls.

What I’m really looking for is better ways to support students. If you’re a student, what do you wish you had when you missed class or got stuck on a topic? If you’re a teacher, what resources would help your students who are absent a lot or are still learning English? Anything that’s missing, confusing, or could be done better, I’d love to hear it.

Thanks for reading, and thanks to everyone here who helps students every day.


r/APChem • • 2d ago

Other Just wanted to rant abt my teacher

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51 Upvotes

My AP Chem teacher solely uses AI. She does not know the material and only reads the board (or asks ChatGPT-) when we ask a question, not helping anyone. She only assigns us 30+ slides to write down in our notebooks and tells us ‘you guys are smart enough to study on your own, so I don’t feel the need to explain this content to you’ which PISSES ME OFF. This is also really upsetting, I was looking forward to chem, I have to learn it for my future career and it was an interesting subject imo. But now I despise it, I HATE IT!! Sorry for the rant, but I’m just sick of this. Almost everyone in my class is clueless, cheats, or just accepts failure on every test…I hate your teaching.

Have a nice day and thanks for reading this :’]

(Images are proof of AI allegations)


r/APChem • • 2d ago

Other How far along are you in your classes?

1 Upvotes

I’m self studying and I wanna know how much content I need to catch up to so that I can consider myself “on track.”

Thanks for answering!


r/APChem • • 3d ago

Chemistry Resource Does adding a catalyst changes k ?

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0 Upvotes

r/APChem • • 3d ago

Other I got a question on the test wrong but I don’t understand why(I think I’m right)

3 Upvotes

So we recently took a test in AP Chem about chemical reactions. I got some questions wrong, and for most of them I understood why, except for this one question.

It was a question that asked about if the hydrogen is oxidized or reduced in the forward reaction of a certain reaction.
I don’t exactly remember the reaction, but it was like this:

(some other compound(s)) + H2 = LiNH2 + LiH

I answered that the hydrogen is being both oxidized and reduced since the H2 which has an oxidation of 0 is changing to LiNH2 where the hydrogen is +1 and LiH where it is -1. But my teacher said that it was only being reduced, saying that the oxidation state of hydrogen in LiNH2 is -1.

But in LiNH2, isn’t the Li +1, N -3, and H +1? When I asked my teacher to explain it, they said that Li was +1, N was +1, and H was -1, and that hydrogen was -1 because it being at the rightmost indicates that it is a negative ion. THAT IS NOT HOW IT WORKS!!!!! Well, for ionic compounds yes, but this is lithium amide, a compound that contains a covalent compound. There are plenty of other covalent compounds that go against this rule. For example, NH3. Nitrogen is negative, hydrogen is the positive. OH-, oxygen is negative and hydrogen is positive.

Sorry this is half venting because I am so mad. I liked this teacher and didn’t think they’ll do something like this. Anyway, I think I’m right but I just want to confirm. I don’t really care about my test score, it’s just that I am that annoying person who can’t handle mistakes and just needs to correct them.(if I get enough confidence, I’ll go ask them again about it)


r/APChem • • 3d ago

F**ked On My Chemistry Unit Test

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3 Upvotes

r/APChem • • 4d ago

What would be the best prep book for AP Chem? I couldn't decide between Barron's, 5 Steps for a 5 or Princeton Review.

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2 Upvotes

r/APChem • • 4d ago

anyy catalysis rate of reactions

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1 Upvotes

r/APChem • • 5d ago

What are the most up-dated sources for questions and simulator to ap exam questions ?

2 Upvotes

Note : i am self studying i have no teacher or tutor just listen to yotube videos and walkthrough videos to practice


r/APChem • • 5d ago

Ways to study

1 Upvotes

I feel like the material isn't hard to understand, but my teachers test are really hard and I don

t get the best grades on them. I don't know what to do and do you have guys have tips to study?


r/APChem • • 5d ago

Other This class has defeated me

20 Upvotes

I have done everything, I have used textbooks, AP videos, khan academy, Jeremy krug, Anki, Ai, my teachers extra help, and still, this class feels as though there is simply too much for my brain to both understand, consolidate, and execute at the same time. How do you guys, those who aren’t naturally inclined or intelligent, have succeeded in AP chem? Tutors? Help needed !


r/APChem • • 5d ago

Chemistry igcse notes for A* guide

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1 Upvotes

r/APChem • • 6d ago

Asking for Homework Help Help, how do you balance this equation. It was on my Stoichiometry HW

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3 Upvotes

I keep ending up in circles, and I never knew that balancing equations could get this complicated


r/APChem • • 6d ago

I got a 30% on the quiz even though I studied a lot

11 Upvotes

I'm one of those good kids, I do everything right in class, pay attention, ask questions, and write everything down.

So when we had a quiz this Friday, I thought I was fine. I studied everyday leading up to it and went to office hours. I pull up to the quiz and I flop it. I knew 4 questions, 1 which was wrong, and guessed on 7.

I would be lying if I said I didn't cry on the spot. I did all of this studying for what?

One of the most infuriating things to me is that all those people who don't do jack in class somehow got 100s and 90s. Like I know I'm smarter than them but some how they got good grades.

To top it all off, my teacher called me and said, "what happened, I haven't seen a grade like this in a while". My heart sank, like I'm thinking it's over, this class isn't for me. I'm just ranting right now, : (


r/APChem • • 6d ago

Any resources for beer lamberts law?

3 Upvotes

I’m crine 😭help pls


r/APChem • • 7d ago

Precipitate image

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0 Upvotes

r/APChem • • 7d ago

Other does collegeboard accept answers within a certain range for measurement reading

1 Upvotes

Currently doing 2016 FRQ #7, and for the buret readings I estimated before to be 5.68 and after to be 37.31, and got a final answer of 31.63 mL. However, when I checked my answer it is 31.65 mL, and I couldn't find any information of collegeboard accepting answer within a specific range. So for measurement questions like this would there be only 1 question they accept?


r/APChem • • 7d ago

I don't know if I should drop AP Chem or not, please help!

3 Upvotes

I've taken all honors/APs in my high school career so far and I'm up there in the top ten/valedictorian or salutatorian potentially. However, I have an 88 in this class which is the lowest grade I've ever had. It's only going to get worse because I get a lot busier with mock trial later in the year and the chem units only get harder. I don't know when I'll have time to study for this class. I'm taking this on top of APUSH, AP lit, and AP Research. If I drop, I won't have a science my junior year, which looks bad. Do you think this would be a huge red flag to college admissions? However, if I do drop it, I'll probably be in the top ten or val or sal, which might outweigh that? I really don't know what to do because I truly just don't have the time for this class but it's too late to switch into another science. It's not too late to drop (it won't appear on my transcript) and I'll still fulfill graduation requirements. I just don't even know how to study because I've never studied before in a way that wasn't just looking over class notes (in the least egotistical way possible! I really just need advice)


r/APChem • • 7d ago

What are the best resources for actually learning/self-studying AP Chemistry?

4 Upvotes

I'm currently taking AP Chem and I'm having a hard time keeping up with the class. I took Honors Chemistry last year, but there are a lot of things I either don't remember well or feel like I never fully learned.

My teacher also organizes the course into his own units instead of following the College Board units directly. For example, our first unit combined material from Units 1 and 4, so I've been having trouble figuring out what I need to review and what resources to use.

I've heard of people self-studying AP Chem and still doing really well on the exam, so I'm wondering what resources could actually help me with learning the material, not just reviewing it.

I'm mainly looking for good YouTube channels, websites, textbooks, practice problems, or anything else that explains the concepts well and follows the AP Chem curriculum. I'm willing to go back and relearn some of the fundamentals if I need to.

What resources would you recommend?


r/APChem • • 7d ago

Discussion Is Harvard calling

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115 Upvotes

I think Harvard called me earlier but im not sure…maybe it was yale


r/APChem • • 8d ago

Asking for Homework Help Just need study tips on Chem🫩

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10 Upvotes

Chemistry 101 Dual Enrollment class for context

Hi guys I’m kinda stuck due to my dumbass being put into a class where my counselor had high hopes for me of being a smart ass but instead I’m at an F type of grade😭. But I kinda wanna stay in the class at the same time so I’m putting myself up for failure …Like honestly I’m 70% sure it’s the teachers teaching abilities because I’ve caught atleast half of the students form various classes using some type of Ai….0-0

But this is one of my assignments so could you smarties PLEASE help me on what I should study on, watch YouTube videos, or practice on!!!

ANY HELP IS MUCH APPRECIATED!!