SciShow
Why Do Atoms Bond?
SciShow explains what makes atoms bond (and what makes them sometimes seem promiscuous).
Curated Video
Why Does Changing Just One Proton Change an Element?
New ReviewWhy does changing just one proton in the nucleus of an atom make a different element? How can a single proton make such a huge difference in an element’s properties? The simple answer is: The number of protons determines the number of...
Curated Video
How Quantum Mechanics Predicts the Periodic Table
New ReviewWhy do certain elements have similar properties? Because of the way electrons are arranged around the nucleus of atoms. But why are electrons arranged specifically in certain orbitals and shells? The structure of atoms can be predicted...
Curated Video
Principal Quantum Number: The Key to Electron Shells
The principal quantum number (𝑛) is a fundamental parameter in quantum mechanics that determines the size and energy level of an electron's orbit within an atom. It is a positive integer that represents the main energy level or shell in...
Curated Video
Why is the Periodic Table Shaped the Way It Is? Is an Alternative Periodic Table Better?
Why is the Periodic Table Shaped the Way It Is? Is an Alternative Periodic Table Better?
Curated Video
Reactivity Series: Comparing the Reactivity of Group 1 and Group 2 Metals
We compare the reactivity of Group 1 and Group 2 metals. We add sodium and then potassium to water. We observe the reactions. Next we add magnesium and then calcium to hydrochloric acid and observe the reactions. The results let us put...
Curated Video
Flame Test
We use a Bunsen burner to burn different chemical salts to see how the flame colour changes. This shows that sodium burns with a yellow flame, lithium burns with a red flame, barium burns with a yellow-green flame and copper burns with a...
Curated Video
Energy level
Electrons within atoms are arranged in specific energy states, called energy levels. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
NASA
Houston We Have a Podcast: Concepts Near Science Fiction
Jason Derleth, Program Executive for NASA Innovative Advanced Concepts Program at NASA’s Headquarters in Washington, breaks down concepts near science fiction and explains how some find their way into how we plan for missions to deep...
Curated Video
Electronic Structure and the Periodic Table
This is a video that explains the electronic structure of atoms and ions and how it relates to their position on the periodic table. It covers the basics of electron shells, how to fill them, and how to represent an element's electronic...
Schooling Online
Chemistry Properties and Structure of Matter: Properties of Matter - The Periodic Table
Long Jane Silver buys an antique table, despite an old sailor’s warning that it is haunted! Is she ready to discover what lies waiting inside? This lesson will introduce the periodic table of elements and explain how it is...
Curated Video
Atomic Structure: Understanding the Components and Properties of Atoms
This video is about atomic structure and covers the three particles that make up an atom - protons, neutrons, and electrons. The video discusses their properties, such as charge and relative mass, and where they are located within the...
Curated Video
Introduction to Group 7 Elements: The Halogens
This video provides an overview of the properties and characteristics of Group 7 elements, also known as the halogens. It explains the electronic structures of the first three halogens and how they all have a strong desire to gain an...
Curated Video
Atomic Structure: Nucleus, Electrons, and Energy Levels
This video provides an overview of the basic structure of an atom, including the components of its nucleus and the orbiting electrons. The video goes on to describe the mass, charge, and relative size of these components and how they...
FuseSchool
What Are Covalent Bonds
Learn the basics about covalent bonds, when learning about properties of matter. When similar atoms react, like non-metals combining with other non-metals, they share electrons. This is covalent bonding. Non-metals have shells of...
Socratica
Chemistry: How to Write Electron Configuration
Before determining which electrons are available for reactions, scientists identify each atom's electron configuration. An informative video from Socratica's chemistry playlist includes how to write electron configurations. It explains...
Fuse School
How Atoms Bond - Elements and Compounds Part 2
Build a solid foundation of the different types of chemical bonds. A thorough video lesson discusses the formation of chemical bonds between various element types. The instructor references the periodic table when discussing molecular...
Fuse School
Electron Configuration of the First 20 Elements in the Periodic Table
Why is the periodic table arranged the way it is? As pupils complete the electron configuration of the first 20 elements, they see the relationship to the rows and columns in the periodic table. The video instructor highlights these...
Fuse School
Drawing Electron Configuration Diagrams
Demonstrate the steps to drawing electron configuration diagrams. A video lesson shows how to use the periodic table to determine the number of electrons in an element and then create the diagrams. The instructor leads your class through...
Fuse School
Energy Levels and Electron Configuration
Electron location accounts for many properties of an element. A video lesson describes how to create electron dot diagrams. The instructor discusses electron shells and the number of electrons in each.
Fuse School
The Atom: Part 2 - Isotopes
How can atoms with different masses be the same element? An interactive video lesson describes the meaning of an isotope. The instructor emphasizes the relationship among the subatomic particles. The lesson continues by discussing...
Berkeley University of California
Covalent Bonding
You have a joke about covalent bonds? Do share! Discussing the difference in ionic and covalent bonding, the video focuses on electron sharing and molecular orbitals. Video is the third in a series of 15.
Berkeley University of California
Ionic Bonding
This instructional video explains how bonds are formed between different atoms. It discusses valence electrons, charges, electron transfer, and Coulomb attraction. It is the second in a 15-part series.
Crash Course
The Electron
Electrons don't really exist as particles in an atom, but more as waves which move at different frequencies. Explore electron configurations through learning about their shells and orbitals and how this relates to the periodicity of the...