The atomic number of an element is the same as its number of protons. The atomic number determines an element's order in the periodic table. Do you know the numbers of the first few elements? Here's your chance to test yourself, while learning some facts about the elements, too.
06/06/06 - Common Household Chemicals - Dangerous Mixtures
Labs have lists of chemicals that don't go together, but it isn't as easy to avoid dangerous mixtures with home chemicals because they aren't pure substances. Here's some help. Be safe and don't mix these common household chemicals.
05/31/06 - Top Chemistry Demonstrations & Activities
This is the list of my personal favorite chemistry demonstrations and activities. They tend to involve pretty colors, fire, or ice. Some projects require adult supervision or access to a chemistry lab. Others are easy and safe enough for kids to perform.
05/30/06 - Top Chemistry Projects for Bored Kids
Are you searching for something fun and educational to do that is suitable for kids? Here are some great chemistry activities and projects to get you started. They are safe and use easy-to-find materials.
05/23/06 - White Smoke Chemistry Demonstration
React a jar of clear liquid and an apparently empty jar to make smoke. The white smoke chemistry demonstration is easy to perform and visually appealing.
05/19/06 - How to Distill Ethanol
Ethanol, or grain alcohol, is an essential laboratory solvent as well as a popular fuel alternative and gasoline additive. Here are instructions for how to distill your own ethanol.
05/09/06 - Make a Mixture & Compound with Iron and Sulfur
Combine two elements to form a mixture. Apply heat and form a compound. Learn about mixtures and compounds and see the difference for yourself.
05/03/06 - What Is the IUPAC and what does it do?
If you spend any time in chemistry, you'll run across this acronym. Find out what the IUPAC is and learn a little about about what the IUPAC does.
04/25/06 - Photosynthesis Study Guide
Photosynthesis is the name for the set of chemical reactions used by plants and other organisms to make food from sunlight, carbon dioxide, and water. Here's a look at the process and study questions to help make sure you understand the key concepts.
04/18/06 - Famous Chemists
This is an index of famous chemists and other scientists who made important contributions to the field of chemistry, arranged alphabetically according to the scientist's last name.
04/12/06 - Inorganic Chemical Compounds
Here's a list of inorganic and organometallic chemical compounds, arranged alphabetically.
04/04/06 - Top Ways to Fail a Chemistry Class
Of course, what you want to do is pass the class, but it may be easier to succeed if you know what not to do. Here are the top mistakes students make with chemistry. If you avoid them, you're well on your way to making the grade.
03/29/06 - Baking Soda & Vinegar Foam Fight
This is a twist on the classic baking soda volcano, where you use the ingredients to make squirt-able fountains of foam.
03/21/06 - Endothermic Reaction Examples
Are you looking for examples of endothermic reactions for homework or to set up a demonstration? Here's a list of several heat-absorbing or endothermic chemical reactions and processes.
03/14/06 - Burning Money Demonstration
Do you have money to burn? Here's a neat trick for setting a bill on fire, without actually burning it. This demonstration illustrates the concept of combustion and also shows some properties of alcohol, water, and money.
03/13/06 - Secret Formula or Equation?
Here's a formula or equation submitted by a reader. He says he's been carrying it around in his wallet for twenty years and that at least one man's death was linked to the content. Does the equation still have significance today? You be the judge.
03/01/06 - Water into Wine Demonstration
Turn a clear liquid into a red liquid, then back to clear again. This demonstration is commonly called turning water into wine or blood, and can be used to demonstrate acid-base indicators.
02/21/06 - Atoms & Atomic Theory - Study Guide
Get essential facts about atoms and the basics of atomic theory, work problems to test your skills, then take a quiz to make sure you understand the concepts.
02/14/06 - Make Disappearing Ink
Learn how to make blue or red ink that will disappear after exposure to air. Tips for restoring the color and an explanation of the acid-base chemistry of the reaction are also included.
02/09/06 - Science Fair Project Quiz
Get information about what makes a good science fair project, then test your understanding with this multiple choice quiz.
01/31/06 - Mass - Energy Relations in Nuclear Reactions
Learn how to calculate the energy change in a nuclear reaction, such as radioactive decay.
01/24/06 - Chemistry Basics
Here are the answers common basic questions about chemistry, such as what it is, why people study it, and what fields use it.
01/18/06 - Smoke Bomb Instructions
You can easily make a smoke bomb using inexpensive materials to produce safe smoke.
01/10/06 - Make Colored Soap Bubbles
Make brightly colored pink and blue soap bubbles that won't stain clothing or surfaces.
01/03/06 - What Was Project Stormfury? Does Cloud Seeding Affect Hurricanes?
One way scientists have tried to lessen the severity of hurricanes is by seeding the clouds with silver iodide. This research program was Project Stormfury, which ran from 1962-1983. Learn whether cloud seeding worked and why the program was discontinued.
