Chemistry
- 🌐 Wolfram Alpha Chemistry - Chemistry Calculators / Tools
- Chemistry Lessons
- Periodic Tables
- Lab Safety Guide / Intro
- LibreTexts Chemistry: Chemistry Texts
- Internet Chemistry: Chemistry Search Index
- Chemistry Basics: Basics of General, Organic, and Biological Chemistry
- ChemicalAid, WebQC or Chemequations: Chemistry Calculators / Element Tables
- QuickChem: Chemistry Calculator
- PubChem, MOTM, NIST or EssentialChemicalIndustry: Chemistry Wikis
- ChemistrySteps, ChemQuiz, Science Geek or DocBrown: Chemistry Practice / Guides
- Cliffnotes Chemistry / Organic Chemistry I / Organic Chemistry II, Chem Wiki or chemguide: Study Guides
- ReactionFlash / iOS: Chemical Reaction Flashcards
- Compound Interest: Chemistry Infographics
- ChemistryTalk: Tutorials / Experiments / Elements / Reference Articles
- Sciencenotes: Periodic Tables / Chemistry Projects and Questions
- Organic Chemistry or Synarchive: Organic Reactions
- CommonOrganicChemistry: Common Reactions / Common Reagents
- name-reaction: List of Name Reactions
- ChemTube3D: Interactive 3D Chemistry Animations
- ChemSpider: Chemical Structures
- Merck Index: Online Merck Index
- Organic Chemistry Data: Organic Chemistry Data
- IGOC: Illustrated Glossary of Organic Chemistry
- Colorado Chemistry Simulations: Chemistry Animations
- Chemical Forums: Chemistry Forums
- ISODN Chemistry: ISODN Chemistry Discord Community
- Arkivoc: Journals
- WebQC Balance Calculator: Chemical Equation Balance Calculator
- Chemexper Chemical Directory: Chemical Directory
- OrgSyn: Chemistry Prep Guides