Curated Video
Newman Projections of Cycloalkanes: See Molecules in 3D!
Newman projections are a powerful tool for visualizing the three-dimensional conformations of cycloalkanes. By looking down the axis of a particular bond, this projection allows chemists to depict the spatial arrangement of atoms and...
Curated Video
Chirality in Organic Compounds: Asymmetry in Action
Chirality refers to molecules that have a non-superimposable mirror image due to an asymmetric carbon atom. These chiral compounds are vital in many biological systems, as their mirror images often have different effects
Curated Video
Rules for Writing Resonating Structures: Get Them Right!
When writing resonance structures, it's essential to follow certain rules: only electrons move, not atoms; all structures must have valid bonding; and charges should be minimized. These guidelines ensure resonance structures accurately...
Curated Video
Resonance in Chemistry: The Dance of Electrons
Resonance is a concept used to describe delocalization of electrons in a molecule across multiple atoms. In resonance structures, electrons are shared between atoms in ways that stabilize the molecule. This "electron dance" can lower the...
Curated Video
Inductive Effect: The Hidden Forces in Molecules
The inductive effect refers to the electron-donating or withdrawing influence that substituents exert on a molecule through sigma bonds. Electronegative atoms or groups pull electron density away from the rest of the molecule, while...
Curated Video
Why Do Clothes Feel Stiff When Air Dried But Soft Coming From the Dryer?
The difference between air-drying and tumble-drying is that air-drying keeps the cellulose fibers from reforming their hydrogen bonds more effectively, which makes the towel feel a bit fluffy. Tumble drying, on the other hand, causes the...
Curated Video
Why Does Water Evaporate at Room Temperature?
Water evaporates at room temperature because the molecules at the top of the liquid have less intermolecular attraction than those within the bulk. When the top layer is exposed to sunlight, some molecules gain enough kinetic energy to...
Wonderscape
Understanding Chemical Reactions: Reactants, Products, and Chemical Bonds
Learn about the components of a chemical reaction, including reactants and products, and how chemical bonds are affected during the process. Explore examples like cookies and rusty bike fenders to understand these concepts better. All...
Wonderscape
Understanding Energy Changes in Chemical Reactions
Explore the concept of energy changes in chemical reactions, including exothermic and endothermic reactions. Learn how chemical reactions can either release or absorb energy in the form of heat or light, with examples ranging from baking...
Wonderscape
Just a Phase: Exploring Matter's Marvelous States
Journey through the fascinating states of matter—solid, liquid, and gas—and discover how atoms and molecules behave in each. This video unravels the atomic-level interactions that define each state, from the tight bonds of solids to the...
Wonderscape
Understanding the Stock Market: An Intro to Shares and Investments
Dive into the basics of how the stock market operates, including buying shares, IPOs, and understanding return on investments (ROI). Discover the dynamics of stock prices affected by supply and demand, and get practical insights into...
Curated Video
The United States Government
Dr. Forrester describes some of the goods and services that our government provides. She explains the ways that the government receives money, and how the government must decide how best to spend the money.
Curated Video
Navigating Effective and Ineffective Collisions in Collision Theory
Collision Theory, Decomposition of Hydrogen Iodide, Activation Energy, Activated complex, Volleyball game analogy,Effective& ineffective collisions. Collision Theory & Arrhenius Factor part 1
Curated Video
Revealing the Dynamics : The Effect of Pressure and Concentration on Reaction Rates
Factors Affecting Rate of Reaction - Concentration & Pressure, Rate of Ammonia, electronic explanation, influence of bonds on rate, formation of ZnCl2, role of Effective collisions & Partial Pressures. 3 Factors influencing Rate of...
Curated Video
Doping Scandal Rocks Athletics: Investigation into Performance-Enhancing Drug THG
This video discusses the doping scandal surrounding British athlete Dwayne Chambers and the newly discovered drug tetrahydrogestinone (THG). It highlights the involvement of BALCO, a nutritional supplement maker suspected of being the...
Curated Video
What Are Valence Electrons And How To Find Them?
Valence electrons are the electrons that are located in the outermost shell of an atom. In other words, these are the electrons that can be gained or lost during a chemical reaction. In order to determine the number of valence electrons...
Curated Video
If All Large Countries Are In Debt, Who Do They Borrow Money From?
The citizens of a nation lend money to their government, which adds to the national debt. This is the most secure way of raising money from an economist's point of view. Many developed countries prefer this method of borrowing money....
Curated Video
GCSE Physics - Particle Theory & States of Matter #26
This video covers: - What particle theory is (also known as kinetic theory) - How substances change from one state to another e.g. from solid to liquid - The idea that density doesn't change when substances changes state. General info: -...
MarketWatch
Passive versus active investing: which one is better?
When it comes to investing, there are many different strategies - each with its own proponents and critics. In this episode we dive into one of those famous Wall Street debates: 'active vs passive'. What do those mean and which one is...
Curated Video
GCSE Chemistry - Condensation Polymers (Polyesters) #60
This video covers: - What condensation polymers are - How they're made from dicarboxylic acids and diols - How the monomers join together (ester bonds) - How to write the equations - Why condensation polymers are more biodegradable than...
Curated Video
GCSE Chemistry - Bond Energies #44 (Higher tier)
This video covers: - What bond energies are - That bond breaking is endothermic - That bond formation is exothermic - How to calculate bond energies - Two example calculations This video is suitable for: - Higher tier only - All exam...
Curated Video
GCSE Chemistry - Allotropes of Carbon - Diamond and Graphite #18
In this video, we explore the diamond and graphite which are two allotropes of solid carbon and we compare their structure and properties. Allotropes are different structural forms of the same element in the same physical state.
Curated Video
GCSE Chemistry - Addition Polymers & Polymerisation #56
This video covers: - How the carbon carbon double bond allows alkenes to form addition polymers - How to write reactions for polymerisation - How to draw the monomers, polymers and repeat units - The conditions for addition...
Curated Video
GCSE Chemistry - States of Matter & Changing State #21
This video explains 'particle theory' and uses it to describe the 3 states of matter: solid, liquid and gas. It also covers how substances move between these states at the particle level. This video is suitable for: - All exam boards -...