All Key Terms

AP Chemistry

Browse all AP Chemistry Key Terms

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ΔH (Change in Enthalpy)

ΔHrxn (Delta H reaction)

2O₃ ⇌ 3O₂

5% Approximation Rule

A

Absolute Enthalpy of a System (H)

Absolute Entropy

Absorption of Light

Abundance of Isotopes

Acetic Acid (CH₃COOH)

Acid Concentration

Acid-Base Catalysis

Acid-Base Indicator

Acid-Base Indicators

Acid-Base Neutralization Reaction

Acid-Base Reactions

Acid-base titration

Acid-Base Titrations

Acid/conjugate base pair

Acidic Hydrogens

Acidic Solution

Activated Complex

Activation Energy

Adding Reactions Together

Adhesive Forces

Albert Einstein

Alkali Metal Hydroxides

Alkaline Metal Hydroxides

Aluminium Nitrate

…

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every AP exam is fiveable

Study Content & Tools

Study Guides Practice Questions Glossary Score Calculators

Company

Get $$ for referrals Pricing Testimonials FAQs Email us

Resources

AP Classes AP Classroom

history

🌎 ap world history 🇺🇸 ap us history 🇪🇺 ap european history

social science

✊🏿 ap african american studies 🗳️ ap comparative government 🚜 ap human geography 💶 ap macroeconomics 🤑 ap microeconomics 🧠 ap psychology 👩🏾‍⚖️ ap us government

english & capstone

✍🏽 ap english language 📚 ap english literature 🔍 ap research 💬 ap seminar

arts

🎨 ap art & design 🖼️ ap art history 🎵 ap music theory

science

🧬 ap biology 🧪 ap chemistry ♻️ ap environmental science 🎡 ap physics 1 🧲 ap physics 2 💡 ap physics c: e&m ⚙️ ap physics c: mechanics

math & computer science

🧮 ap calculus ab ♾️ ap calculus bc 📊 ap statistics 💻 ap computer science a ⌨️ ap computer science p

world languages

🇨🇳 ap chinese 🇫🇷 ap french 🇩🇪 ap german 🇮🇹 ap italian 🇯🇵 ap japanese 🏛️ ap latin 🇪🇸 ap spanish language 💃🏽 ap spanish literature

go beyond AP

high school exams

✏️ PSAT 🎓 Digital SAT 🎒 ACT

honors classes

🍬 honors algebra II 🫀 honors anatomy 🐇 honors biology 👩🏽‍🔬 honors chemistry 💲 honors economics 📐 honors geometry ⚾️ honors physics 📏 honors pre-calculus 📊 honors statistics 🗳️ honors us government 🇺🇸 honors us history 🌎 honors world history

college classes

👩🏽‍🎤 arts 👔 business 🎤 communications 🏗️ engineering 📓 humanities ➗ math 🧑🏽‍🔬 science 💶 social science

hs classes

🏛️ alabama history ⛰️ appalachian studies 🌴 california history 🌍 earth science 🌐 ethnic studies 🐊 florida history 🍑 georgia history 🌎 global studies 🌺 hawaiian studies 📰 journalism 🪶 native american studies 🌵 new mexico history 🤠 oklahoma history ⚗️ physical science 🎙️ speech and debate 🤝 texas government 🤠 texas history 🌲 washington state history 🕊️ world religions

Refunds Terms Privacy CCPA

© 2025 Fiveable Inc. All rights reserved.

AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.