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general chemistry 1 unit 2 study guides

atoms and the atomic theory

2.1

Structure of atoms

2.2

Historical development of atomic theory

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every AP exam is fiveable

Study Content & Tools

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Company

What's New?Pricing Bulk Discounts Testimonials FAQs Email us

Resources

AP Exam Schedule 2026 AP Classes AP Classroom Easiest AP Classes Hardest AP Classes AP vs IB AP vs Dual Enrollment AP vs Honors Classes AP Scholar Awards

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 precalculus 📊 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

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© 2026 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.