The optimist sees the glass half full. The pessimist sees the glass half empty. The chemist sees the glass completely full, half with liquid and half with air. The viewers of this video will see the many ways liquids, like the one the...

How can you effectively provide detailed concepts of water properties to your high school class in a way they find exciting and challenging at the same time? By letting them play, of course! Through a variety of experiments, pupils...

Water is common? Not really! Learn how the polarity of the water molecule gives it tremendous properties that make is quite unique in the universe. Learners will understand surface tension, adhesion, and cohesion, as well as why these...

Chemistry concepts come alive against the backdrop of the Sochi Olympic Winter Games! Here is a captivating clip to share with your chemistry kids. It teaches how the bonds in a water molecule contribute to the formation of a lattice...

Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...

This 60-question comprehensive exam was designed to determine who would go on to compete in the 2000 US National Chemistry Olympiad. Hopefuls answer multiple choice questions regarding all chemistry topics taught in the first year...

Here is a copy of a past national challenge exam that you can use in your general chemistry course as a unit or semester review. Sixty multiple-choice questions query learners on properties of matter, stoichiometry, reactions, and...

How attractive is your intermolecular forces lesson plan? Draw your class in with an activity that includes research, presentation, and demonstrations. Chemistry scholars work together to create claims about the each intermolecular...

Let knowledge of chemistry flow like water. Future scientists conduct two different experiments to investigate the properties of water. They learn about surface tension and cohesion as they see how many drops of water they can place on a...

Have you ever seen an egg bounce? Three interesting and simple hands-on experiments with eggs teach basic concepts about chemical reactions. First, participants cook an egg in alcohol to learn about denaturing proteins. Then, they watch...

What common chemical includes safety warnings for being harmful if swallowed or inhaled, causes serious eye damage, and needs to be cleaned up immediately if spilled on the floor? Surprisingly, the dangerous chemical turns out to be...

Water is life! How is one small molecule responsible for so many big things? Socratica's series on biology presents a fascinating look at the universal solvent. From its adhesive properties caused by hydrogen bonding to its ability to...

What determines the type of bond two atoms will form? Science scholars examine the factors that affect the formation of molecules and compounds through a short video from Socratica's biology series. Topics include valence electrons,...

Is there more to evaporation than just less liquid? Show young scientists the energy transformation that occurs during a phase change through a series of simple experiments. Lab partners place drops of water, ethanol, and ethoxyethane on...

How does hydrogen bonding explain ice crystals? An engaging interactive answers just that. Scholars explore how polar molecules interact and observe the changes as temperature fluctuates as well as the hydrogen bond attraction.

Investigate types of intermolecular forces through a video lesson. The instructor explains the concept of intermolecular forces and the three types. He includes several examples and illustrations of each.

An interesting video focuses on the bonding of hydrogen, oxygen, and nitrogen. It covers their electron dot structures, bonding types, and properties. It also includes an introduction to single, double, and triple bonds.

An instructive video explains the covalent bond patterns in methane, ammonia, water, and hydrogen fluoride. It includes their structures, two different methods for displaying their structures, their properties, and the reasons behind...

How do you untangle the hydrocarbon chains found in crude oil? The resource explains the process of fractional distillation, the method used to separate all of the useful molecules found in the world's most important nonrenewable...