Curated Video
Introduction to Addition Polymerization
This video is a tutorial on addition polymerization, the process of joining monomers together to form polymers. It explains the use of functional groups and double bonds in alkenes to create single bonds in polymers. The video also...
TMW Media
Introduction to Chemistry
This program provides an introduction to chemistry. We begin by discussing how chemistry touches every part of everyday life and give several examples of basic chemical reactions that students come into contact with regularly. The entire...
The Backyard Scientist
Chloroform tutorial-Synthesis from Bleach&Acetone!
Ghetto style. 2 gallons 10% sodium hypochlorate and 156ml acetone. Phosgene will not be a problem if you stabilize with a layer of water. Decomposes into CO2.
NASA
NASA Sees Definitive Evidence of the Montreal Protocol's Success
Using measurements from NASA's Aura satellite, scientists studied chlorine within the Antarctic ozone hole over the last several years, watching as the amount slowly decreased. This is the first definitive evidence of the success of the...
Catalyst University
Halohydrin Formation: Theory, Mechanism, Examples
Halohydrin Formation: Theory, Mechanism, Examples
NASA
Ozone 101: What Is the Ozone Hole?
Ozone 101 is the first in a series of explainer videos outlining the fundamentals of popular Earth science topics. Let’s back up to the basics and understand what caused the Ozone Hole, its effects on the planet, and what scientists...
Professor Dave Explains
Practice Problems: Labeling Carbons
What's with this hierarchy? Primary, secondary, tertiary... can't all carbons be equal? Well, no. We need to be able to label the degree of substitution of any carbon in an organic molecule so that we can make predictions about the...
Professor Dave Explains
Practice Problem: Types of Protons
We learned about how pairs of protons can have specific relationships. They can be homotopic, enantiotopic, diastereotopic, or heterotopic. Let's apply this to some examples!
NASA
2020 Weather Patterns Push Antarctic Ozone Hole to 12th-Largest on Record
A cold and stable Antarctic vortex supported the development of the 12th-largest ozone hole on record in 2020. The hole reached its peak extent on Sept. 20 at 24.8 million square kilometers. Music: "Solar Winds" from Universal Production...
The Backyard Scientist
Synthesizing LIQUID Chlorine!
How to generate chlorine gas with TCCA, HCl. Then how to condense it into a liquid with Dry Ice/Alcohol.
NASA
NASA | A Story of Ozone: The Earth’s Natural Sunscreen
In this talk, Dr. Paul Newman tells the story of how scientists and policy-makers safeguarded the Earth’s ozone layer and the world we avoided by by regulating chlorofluorocarbons (CFCs) . Back in the 60s, we used chlorofluorocarbons, a...
Science360
What's greener ...A real or artificial Christmas tree?
Looking to pick our the perfect Christmas tree with the smallest environmental footprint? Stuck on whether you should buy an artificial tree or a real one? Dr. Jim L. Bowyer of University of Minnesota answers all of your questions on how...
Professor Dave Explains
Periodic Table Part 8: Halogens (F, Cl, Br, I, At, Tn)
It's time to check out Group 17 on the periodic table, the halogens. This includes fluorine, chlorine, bromine, iodine, astatine, and tennessine. What can we say about their properties, reactivities, and applications? Let's find out!
Professor Dave Explains
IIT/JEE Chemistry Practice #33: Ranking Acidity
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Professor Dave Explains
Practice Problem: Balancing Equations
Who couldn't use a little practice balancing equations? If you've seen my tutorial outlining how to do this, then you're ready for four rapid fire examples to make sure you're ready to do this on your own. Give them a shot!
TMW Media
Hydrate Compounds
This program covers the very important topic of hydrate compounds. We begin by discussing what a hydrate compound is and why they exist in nature. We discuss how to name hydrate compounds using numerous examples. The entire lesson is...
FuseSchool
Theoretical Yield & Losses
What are Theoretical yield and losses? This is an important concept within Chemistry. In this video we will discover this answer together!
Curated Video
Identifying Gases: Tests and Results
The video describes various tests that can be used to identify different gases. The narrator goes through four different gases, hydrogen, oxygen, carbon dioxide, and chlorine, and explains how to identify them. The video goes on to show...
Professor Dave Explains
IIT/JEE Chemistry Practice #17: Molecular Geometry
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Professor Dave Explains
Practice Problem: IUPAC Nomenclature and Stereochemistry
For this one we will have to be able to interpret IUPAC nomenclature to draw molecular structure, including absolute configuration using the Cahn-Ingold-Prelog convention.
Professor Dave Explains
Organic Chemistry Mechanism Challenge 5
Need some organic chemistry practice? Here's a tricky mechanism to try!
Professor Dave Explains
IIT/JEE Chemistry Practice #23: Graham's Law of Effusion
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
NASA
NASA | Exploring Ozone
This short video combines dynamic ozone visualizations with an interview with leading atmospheric NASA scientist, Dr. Paul Newman. Dr. Newman explains why ozone is important, he cites the ingredients that cause an ozone hole to form, and...