Professor Dave Explains
Practice Problem: Assigning Molecular Structure From an NMR Spectrum
For this one we need to be able to interpret NMR data in order to arrive at the correct molecular structure based on an empirical formula. It's not as hard as it sounds!
Professor Dave Explains
Practice Problem: VSEPR Theory and Molecular Geometry
What's with all these shapes? Let's practice assigning hybridization, electron-domain geometry, and molecular geometry. Octahedral! Tetrahedral! Linear! Pyramids and see-saws and what not! Chemistry is fun, isn't it?
Curated Video
Functional Isomerism & Metamerism: Discovering Molecular Twins
Functional isomerism occurs when compounds with the same molecular formula have different functional groups. For instance, ethanol (an alcohol) and dimethyl ether (an ether) share the formula 𝐶2𝐻6𝑂C2H6O but differ in their functional...
Schooling Online
Chemistry Properties and Structure of Matter: Properties of Matter - Naming Covalent Compounds
This lesson will discuss the rules for writing the names and chemical formulae of covalent molecules and covalent networks. Definitions included: compound, ionic compound, covalent compound, covalent bond, electronegativity, molecular...
Curated Video
B1 English Listening Practice - American Culture Pt 2
This video serves as English listening comprehension practice for intermediate-level students. In this second part of the two-part video series on American culture, a native English speaker talks in a natural way about several different...
TMW Media
Ionic Compounds
This program covers the very important topic of ionic compounds. We discuss how ionic compounds form and how to predict ahead of time what the chemical formula will be when given the atoms that form the ionic compound. We spend a great...
Curated Video
Optical Activity: When Light Meets Molecules
Optical activity refers to the ability of chiral compounds to rotate the plane of polarized light. Compounds that rotate light clockwise are termed dextrorotatory (+), while those that rotate it counterclockwise are levorotatory (−). The...
Cerebellum
American Presidents - 4th - 6th Presidents
The Presidency of the United States is the most powerful position in the nation, and is often referred to as the “leader of the free world”. Their power is only equaled by the massive responsibility they hold. They are not always...
The Kiboomers
Spider Eggs in a Dish | Halloween Songs | The Kiboomers
It's Halloween time - get ready to get spooked with Spider Eggs in a Dish song for kids! Some kids get candy when they go trick or treating, but not in this song!! Watch the video and see the gross Halloween treats these children...
Curated Video
Symmetry and Optical Activity: Do Your Molecules Have It?
Symmetry and optical activity are intricately linked in organic molecules. A molecule is optically active if it can rotate the plane of polarized light. Optical activity arises from the molecule’s lack of symmetry—specifically, its...
Bozeman Science
Chemical Analysis
In this video Paul Andersen explains how chemical analysis is important in determining the composition, purity and empirical formula of a compound. An empirical formula determination problem is also included.
Curated Video
Chain & Positional Isomerism: Same Formula, Different Shape!
Chain and positional isomerism are types of structural isomerism in organic chemistry, where compounds have the same molecular formula but different structures. In chain isomerism, the carbon backbone differs in branching; for example,...
Curated Video
Allenes and Optical Activity: A Surprising Twist!
Allenes are compounds with a unique structure characterized by two adjacent double bonds (C=C=C). Despite having no traditional chiral centers, certain substituted allenes can exhibit chirality and optical activity due to their rigid,...
Curated Video
Interactive Biology - Making Biology Fun!
This Video summarizes what Interactive Biology is all About!
Super Geek Heroes
Learn about Musical Instruments with Ronnie Rock
A fun 3D animated learning episode to support the early years development area of Expressive Arts and Design. Ronnie Rock is a Super Geek Hero on a mission to learn. In this mission he sings about his favourite musical instruments by...
Curated Video
Valency Revealed Group IV Elements' Complex Chemistry
Tetrahedron formation is a crucial aspect of the chemical bonding and molecular geometry of Group 4 elements like carbon, silicon, germanium, tin, and lead. The tetrahedral shape is formed by the arrangement of four substituents around a...
Curated Video
The Discovery and Uses of Fluorine: A Highly Reactive Element
This video provides an overview of the element fluorine, its properties, and its uses. Despite its reactivity, fluorine is used in dental care and pharmaceuticals due to its beneficial effects on teeth and its stable carbon-fluorine...
Curated Video
Isomers
Molecules with identical molecular formulas but in which the atoms are arranged differently. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
TED Talks
Tiana Epps-Johnson: What's needed to bring the US voting system into the 21st century
The American election system is complicated, to say the least -- but voting is one of the most tangible ways that each of us can shape our communities. How can we make the system more modern, inclusive and secure? Civic engagement...
Professor Dave Explains
Stereochemistry: Enantiomers
Defining stereochemistry and enantiomeric relationships.
MinuteEarth
Proteins: Explained
To start using Tab for a Cause, go to: http://tabforacause.org/minuteearth2 You might already know that proteins are a fundamental part of your diet, but they're much more than that. LEARN MORE ************** To learn more about this...
SciShow
9 Scientific Cooking Techniques
All cooking is science: we use chemistry and physics to steam, fry, bake, or microwave almost all of our meals. However, there are some cooking methods that delve into even deeper and stranger scientific territory.
Brainwaves Video Anthology
Andy Hargreaves - Professional Capital Transforming Teaching in Every School
Andy Hargreaves is the Thomas More Brennan Chair in the Lynch School of Education at Boston College. The mission of the Chair is to promote social justice and connect theory and practice in education. Before moving to Boston, he taught...