AP®︎ Chemistry Unit 2: Notes & Study Guide

Prepare for your quiz, test, or the AP exam with a comprehensive review on Unit 2 of AP Chemistry – Compound Structure and Properties.

Exam weight: 7%–9%
7 Topics

Unit 2: Compound Structure and Properties

How atoms bond together, the shapes molecules take, and how structure determines physical properties.

Begin with Topic 2.1: Types of Chemical Bonds

To review Unit 2, go through each of the 7 topics below.

Everything you actually need to know for your Unit 2 test, pulled directly from the AP® Chemistry curriculum.

Topic 2.1
~6 min
Review
Types of Chemical Bonds
Types of Chemical Bonds
  • Why Atoms Bond and What Controls Bond Type
  • The Three Types of Chemical Bonds
  • How to Determine Bond Type from Elements and Properties
Review
Topic 2.2
~5 min
Review
Intramolecular Force and Potential Energy
Intramolecular Force and Potential Energy
  • Intramolecular Forces and Potential Energy
  • Potential Energy vs. Internuclear Distance
  • Covalent Bonds and Bond Length
Review
Topic 2.3
~6 min
Review
Structure of Ionic Solids
Structure of Ionic Solids
  • What an Ionic Solid Is
  • Coulomb’s Law and Electrostatic Forces
  • The Crystal Lattice Structure
Review
Topic 2.4
~6 min
Review
Structure of Metals and Alloys
Structure of Metals and Alloys
  • Metallic Bonding and the Sea of Electrons
  • Types of Alloys
  • How Metallic Structure Explains Conductivity
Review
Topic 2.5
~6 min
Review
Lewis Diagrams
Lewis Diagrams
  • What Lewis Diagrams Are
  • The Two Types of Lewis Diagrams
  • Step-by-Step Process for Drawing a Covalent Lewis Structure
Review
Topic 2.6
~6 min
Review
Resonance and Formal Charge
Resonance and Formal Charge
  • What Resonance Is
  • When and How to Draw Resonance Structures
  • Formal Charge and Choosing the Best Structure
Review
Topic 2.7
~7 min
Review
VSEPR and Hybridization
VSEPR and Hybridization
  • What VSEPR and Hybridization Explain
  • All Molecular Geometries You Need to Know
  • Sigma and Pi Bonds and Bond Order
Review

Notes

1 credit used · 5/5 remaining