The following sites contain information that will be most useful for students and teachers, though others may find these resources interesting, as well. If you have some background in chemistry and basic lab equipment, you’ll likely find many experiments on these pages that you can complete on your own.
Basic Information Sites and Resources
EdHelper.com: This site provides lesson plans for teachers. The site also has some good links to other resources on the Internet, though some of them may be expired or outdated.
PSIgate Chemistry: A site from the UK with a lot of information about chemistry. There is information appropriate for students of all levels on this site.
Chemistry Teaching Resources: For teachers more than for students, this site has quite a few good resources for developing lessons. If you’re having trouble communicating difficult concepts, this site may help.
Chemdex: This site has a lot of links that give information on the various disciplines within chemistry, as well as about chemistry itself. This is great way to learn or teach about where you can go career-wise with a degree in chemistry.
Sciences “Jeopardy!” Games: If you want to turn studying into a more enjoyable enterprise, this site might help you do it. Quizzes based on the “Jeopardy!” style answer and question game.
Orbital Viewer: Get help understanding orbitals with these great visual aids. If you’re having trouble understanding on electron orbits work, this site can give you some insight with lightweight, easy to understand animations.
General Chemistry: This site has a lot of freeware resources you can use to study and practice chemistry. If you don’t have software that helps you to understand chemistry, this site may be able to provide you with handy links to great options.
The Chemical Database: From the University of Akron, a site that has great information on chemicals. It has a search engine, so you can avoid having to page through a lot of information to get what you want.
ChemConnections Smells Database: Handier than you might think, this database gives you information on what chemicals smell like. This makes a great enhancement to safety information, as some very dangerous chemicals have distinctive smells.
Spectra of Gas Discharges: Whether you’re analyzing distant stars of unknown metals, spectra information is an important tool. Learn about it here. The site does a great job of making this complex information intelligible and fun.
Common Laboratory Tests: Some great information on the results of common tests done in colleges and high school. If you’re not sure whether you’re getting the expected results, this is a good place to check.
General Chemistry Information: A Canadian site written at a high school level with excellent foundational information. This is a good place to start if you need to know the basics of what you’ll learn in a chemistry class.
Isotopes: Learn all about isotopes at this site from Ernest O. Lawrence Berkeley National Laboratory. One of the leading centers of research in the US built this site, so you can rely on it to give you the latest and more reliable information available.
Complex-Ion Formation Constants: Just the information in table form. This is a great site to bookmark and have available if you’re experimenting or studying in an area where you’ll need this information for reference.
WebElements: The Periodic Table with each element linked to further information for you to explore. The extra information adds a bit of fun to the table.
Periodic Table at Wikipedia: The Periodic Table at Wikipedia has additional information about the table itself and a complete, very well-written, article to teach you about how the table is organized.
PopSci Periodic Table: Yet another version of the Periodic Table, this one has pictures of the elements and the people who discovered them. This site may provide you with a great way to brush up for an exam.
Solubility Product Constants: A simple table with all of the info you’ll need about solubility product constants for most situations. This is another good site to bookmark and keep handy.
MyChemistryTutor: Great resources for students at the college and high school levels. Ask students and teachers about problems you’re having or about experiments you’re just learning.
Chemical of the Week: Takes a new chemical every week and lets you know what’s interesting and unique about it. From the University of Wisconsin, this site combines the importance of learning trivia with the importance of learning chemistry.
Elementymology and Elements Multidict: If you need or want to know where the names for various elements originated, this is the site to check. A historian, not a chemist, writes this site so it gives an historical perspective to science. If you’re a student of the history of philosophy of science, you’ll appreciate this site.
NewScientist: This site provides news information about science, including chemistry. There is a lot here to explore and it should provide information that students and instructors at all levels will find interesting.
Reeko’s Mad Scientist Lab: A great site for people of all ages. Contains many different experiments, statistics about the natural world and more and its appropriate for people of all ages, all presented in an easy to understand form. There’s enough here to keep kids busy and plenty of interesting information that adults will enjoy, as well.
Chemistry Instructional Support Lab, CSU Stanislaus: This is an excellent site if you need to know about a particular type of equipment, an apparatus or a lab setup. If you’re a student, you should find this information particularly helpful.
OSHA MSDS Info: The recommended format for Material Safety Data Sheets (MSDS). These are required for most laboratories; learn the basic requirements for chemical information. This material will be useful for those who want to ensure that their laboratory is in compliance with federal safety standards.
MSDS Sheets: Actual MSDS sheets for use in the lab or elsewhere. Safety starts with knowledge! The information may also be useful to people who work with the chemicals listed in situations other than laboratory ones.
For Younger People
Most of these sites are geared toward a younger audience, but adults may find some interesting materials on them, as well. If you’re taking your first chemistry class, you may find that some of this information provides you with an easily-digestible way to understand the most important and basic elements of this branch of science.
Chem4Kids.com: A site designed for kids, but it has some great basic information for adults, too. This site has a lot of basic information on reactions and other foundational studies.
Science Spot Kid Zone: For kids, but contains a lot of information that may be of value to high school and college students, as well. There’s a lot here to explore. Parents may find this site useful for teaching their children outside of school.
General Chemistry Online: College and high school level information, with a wealth of searchable database resources and tutorials, are available on this site. There is a lot to explore.
Mr. Guch’s Cavalcade o’ Chemistry: For high school audiences, but this site does contain a great deal of information on the practical applications of chemistry. This site has a hipper, edgier feel to it than many chemistry sites and contains some fun experiments.
MythBusters: These TV debunkers routinely use chemistry in their experiments that test the truth of common myths and urban legends. This is a particularly good site to teach about explosions.
The Catalyst: This site has a lot of information that teachers will find useful. Students may appreciate the different perspective on experiments that they can get from the materials designed for teachers.
CHEMystery: A virtual textbook that provides information on everything from molecules to reactions to bonding. A great resource for high school students and first-year college chemistry students, this site has plenty to keep chemistry students busy.
Scope, Sequence and Coordination: This site gives information on how to safely use scientific equipment, apparatus and experiments to learn about the world of chemistry.
Molecule of the Month: A fun diversion for chemistry students. The site features molecules along with a great deal of information about them and their applications.
ChemmyBear.com: Don’t let the name fool you, this site has great information on AP Chemistry, including study aides for students.
General Information and Research Sites
These sites contain very specific and focused information that would be suitable for very advanced students or those conducting research. These pages may be a bit intimidating for those who are just starting out, but there is some great information on them about the various fields within chemistry, as well, and they may be useful in that regard.
US EPA Chemical References: Know what you’re handling! This site from the EPA gives information on the dangers associated with chemicals. It features a searchable database and a huge amount of information useful for educators and for the workplace.
Online Chemistry Degrees: This site gives information on how to get your degree online, what to expect and what areas of study within the discipline of chemistry work well with an online learning model. If you’re not sure what kind of chemistry degree to pursue online, this site might give you some ideas.
TORVS: Very advanced and very specific information from the TORVS research team. Great for advanced students or for undergrad students who want to expand their knowledge a bit.
Chemical Education Book Publishers: A list of book publishers who produce reliable, serious tomes about chemistry. If you need more credible resources to turn to, this site may give you some direction for finding them.
Duke University Federal Publications If you need information that’s in the public domain and reliable, this is a good place to start looking. There are many different types of public documents related to chemistry located at this site
Adrian Dingles Chemistry Pages: No frills site with a lot of links to printable resources for chemistry. Good for students or teachers who need more resources to learn or teach from. Most students should find plenty of good resources to print out and use in the lab on this site.
Metals and Unit Cells: Great, very specific, information about metals. The information is likely too advanced for beginner level students, but advanced students will appreciate what’s available.
Great for School
The following sites are particularly good for those who are enrolled in or who are considering enrolling in a chemistry course. There is a great deal of information on some of these sites that will be of great interest to teachers, as well.
Course-Notes.org: Free notes and other materials to help you learn about AP chemistry or, if you’re on the other side of the desk, to teach AP chemistry.
PinkMonkey.com: Some great resources on studying chemistry, including everything from the basics to more advanced information. The information is appropriate for many levels of students.
Exam Survival Guide: If you have a big exam coming up, this site may have information that could help you to perform better. It contains a mix of different information, making it suitable for students, whether they are studying organic chemistry, analytical chemistry or any other field.
Organic Chemistry Review: Laura Friedland has created this online guide to help students understand the perplexing and complex discipline of organic chemistry. This is very well-written and breaks difficult concepts down into more easily understood bits of information.
Chemistry Placement Exam: Not sure how your chemistry skills stack up? Take this exam to get an idea of what you know and what you need to learn; from the University of Pittsburg at Johnstown.
NASA Guide to Lab Safety: Get your lab safety information from the world’s leading scientists. This site gives NASA’s perspective on how to keep things safe in the lab. This would be a great resource for students or teachers who need more information about safety in the lab.
RSC Learn Chemistry: The Royal Society for Chemistry’s Internet page. Full of resources for teachers, students and people who are just interested in knowing more about chemistry