Learn the basics about Atomic Mass Units. The atomic mass is used to find the average mass of elements and molecules and to solve stoichiometry problems. Find out more in this video!

Atoms for kids is an introduction video that helps students learn all about atoms. We answer questions like "What is an Atom?", "What is an Atom made of?", and "What do Atoms do?". We explore protons, electrons and neutrons and give a...

Learn the basics about Atomic Mass Units. The atomic mass is used to find the average mass of elements and molecules and to solve stoichiometry problems. Find out more in this video!

This video is a lesson on how to represent elements and compounds in terms of the atoms they can take. The video covers the definition of an element, the periodic table, chemical symbols, and formulas. It also explains how compounds are...

In this video Paul Andersen shows conceptual thinking in a mini-lesson on molecular-level structures.


TERMS
Molecular-level structures - locations of atoms in
a molecule
Function - an activity or purp
ose for a...

Improve your understanding of molecular properties with this lesson on the fascinating property of chirality. Your hands are the secret to understanding the strange similarity between two molecules that look almost exactly alike, but are...

Explore the cycling of carbon among carbon reservoirs! Then discover the importance of nitrogen, essential for amino acids and nucleotides, and learn about the nitrogen cycle! Expand details for table of contents. Table of Contents:...

What is the difference between solids, liquids and gases? How does each state behave? Chemistry - Atoms And Bonding - Learning Points. The kinetic theory of matter states that particles are in constant motion and there are forces of...

Are you struggling to understand the difference between polar and nonpolar covalent bonds? This video explains these important chemistry concepts with simple explanations and clear examples.



Learn how electronegativity...

How non-metal elements combine by covalent bonds to form compounds. Chemistry - Atoms And Bonding - Learning Points. Covalent bonds occur between non-metal atoms. The number of bonds depends on how many electrons are in the outer shell....

This lesson will present the rules for writing the names and chemical formulae of elements and their allotropes.

Definitions included: chemical structure, ionic lattice, metallic lattice, molecule, covalent network, solitary atom,...

Chemical equation shows the overall chemical change of reactants into products. It's a bit like a detailed cooking recipe, but where all the ingredients and all the products are written down, even the ones you can't necessarily see. The...

Chemical equation shows the overall chemical change of reactants into products. It's a bit like a detailed cooking recipe, but where all the ingredients and all the products are written down, even the ones you can't necessarily see. The...

This program covers part 3 of the very important topic of the atomic theory of matter. We discuss how atoms combine together to form new compounds. Students review the law of conservation of mass and how the mass of the substances at the...

Plastics are all made in a similar way, but can be manipulated to have very different functions. Discover how their properties are determined. Chemistry - Chemical Industries - Learning Points. Plastics are synthetic materials called...

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...

The word "mole" suggests a small, furry burrowing animal to many. But in this lesson, we look at the concept of the mole in chemistry. Learn the incredible magnitude of the mole--and how something so big can help us calculate the tiniest...

Water can either be a solid, a liquid or a gas. How does matter change state? Chemistry - Atoms And Bonding - Learning Points. Ice, liquid water and steam all consist of exactly the same molecules. Evaporation occurs when the temperature...

Conduction, convection and radiation are all ways in which heat is transported. How does each work, and what are they useful for? Physics - Energy And Radioactivity - Learning Points. The three types of heat transport are conduction,...

Introducing the four main forces of nature: gravity, electromagnetic force, weak and strong nuclear forces. Learn why they are fundamental to life on Earth. Physics - Forces - Learning Points. There are four fundamental forces of nature....

Learn how the industrial process of fractional distillation transforms crude oil into a variety of products, from plane fuel to road surfacing. Chemistry - Chemical Industries - Learning Points. Extraction of crude oil from Fractional...

Struggling with VSEPR theory and molecular geometry? This video simplifies the concepts you need to master these essential chemistry topics. Learn how to draw Lewis structures with the correct geometry, understand bond angles, and...

In this video Paul Andersen shows conceptual thinking in a mini-lesson on the conservation of matter.


TERMS
Matter - physical
substances
Atoms - the basic un
it of elements
Conservation - the quantity of a...

This program covers the very important topic of ionic compounds with polyatomic ions. We discuss the concept of a polyatomic ion as simply the grouping of atoms that has a net charge associated with it. We then discuss how these...