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ap chemistry - unit 1: periodic trends

originally streamed in 2020 with Jacob JeffriesStudent
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Learn the four key periodic trends in AP Chemistry Unit 1: atomic radius, ionization energy, electronegativity, and electron affinity. This video breaks down how to predict element behavior using the periodic table and explains why these patterns exi ...more

covered in this stream

units
Unit 1 – Atomic Structure & Properties
topics
1.7 Periodic TrendsPeriodic TrendsPeriodic Trends - Slides

timestamps

  • 0:00

    Atomic Radius Introduction

  • 1:02

    Ionic Radius Example

  • 2:04

    Electric Force Equation

  • 3:08

    Quantum Mechanics Approximation

  • 4:40

    Electron Force Comparison

  • 5:41

    Force vs Distance Graph

  • 6:41

    Atomic Radius Trends

  • 8:17

    Shielding Effect Explanation

  • 9:53

    Electronegativity Definition

  • 10:54

    Electronegativity Trends

  • 12:27

    Atom Size and Reactivity

  • 14:00

    Ionization Energy Basics

  • 15:34

    Ionization Energy Trends

  • 16:36

    Successive Ionization Energies

  • 17:37

    Third Period Challenge

  • 19:15

    Aluminum Ionization Analysis

  • 22:19

    Second Period Challenge

  • 23:26

    Carbon Ionization Analysis

  • 25:02

    Density Concept

  • 26:07

    Density Trends

  • 27:42

    Density Volume Factors

  • 28:44

    Electron Affinity Discussion

  • 30:47

    Electron Affinity Trends

  • 32:22

    Practice Problems Overview

  • 35:58

    Student Size Questions

  • 37:34

    Electron Interaction Analogy

  • 39:13

    Wrapping Up

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Company

What's New?PricingBulk DiscountsTestimonialsFAQsEmail us

Resources

AP Exam Schedule 2027AP Exam AccommodationsAP ClassesAP ClassroomEasiest AP ClassesHardest AP ClassesAP vs IBAP vs Dual EnrollmentAP vs Honors ClassesAP 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

career kickstart

💼 ap business with personal finance🔒 ap cybersecurity

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.