Curated Video
Protons, Neutrons and Electrons Explained - what's the difference?
In this video, we'll explore the differences between the proton, neutron, and electron. We'll learn about their characteristics, and how they interact with matter. This video is perfect for anyone who wants to learn more about subatomic...
Curated Video
How to Determine the Number of protons, neutrons and electrons in an ION
In this video, we'll be talking about how to determine the number of protons, neutrons, and electrons in an ion. We'll be using the periodic table to help us out, so don't miss it! If you're looking to learn about atomic and nuclear...
Curated Video
Atomic number, Atomic mass, Mass number: What's the difference?
In this educational video, we will explore the differences between atomic number, atomic mass, and mass number in the world of chemistry.
Curated Video
Unlocking Carbon's Secrets Electronic Configurations and Valency in the Carbon Family
Group 14 elements are carbon (C), silicon (Si), germanium (Ge), tin (Sn), and lead (Pb). Their valence electron configuration is unique and is shown by the symbol ns²np². This set-up shows that there are two electrons in the outermost s...
Curated Video
What the heck is an ELEMENT in chemistry?
In chemistry, we usually talk about atoms and molecules. When we introduce the term 'element', things get a little confusing. In this video, we will cover what an element is in chemistry and give you some examples.
Curated Video
Hydrogen's First Orbit: Measuring the Radius
The Bohr radius, which represents the radius of hydrogen's first orbit, is a fundamental concept within Bohr's atomic model. According to this model, electrons revolve around the nucleus in quantised orbits with precise and unchanging...
Curated Video
Vibranium and the Periodic Table
After giving an explanation of the Periodic Table, Dr. Boyd explains where he thinks the fictitious metal Vibranium would be located on the Periodic Table if it were a real element. What do you think…where should Vibranium go on the...
Curated Video
The Periodic Table
The year 2019 is celebrated as the International Year of the Periodic Table (#IYPT) in recognition of its discovery 150 years ago in 1869. Listen along as Dr. Boyd gives a detailed explanation of its arrangement and what all the letters...
Science ABC
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...
Science ABC
Why Is The Periodic Table Arranged The Way It Is?
The periodic table is arranged by atomic number, which is the number of protons in an element’s nucleus. The elements are arranged in order of increasing atomic number. The periodic table is also arranged by groups and periods. The...
Science ABC
Which Is The Most Reactive Element In The Periodic Table?
The reactivity of an element is a function of how easily an element loses or gains electrons. To determine an element's reactivity, we can learn a lot from the periodic table, and its particular trends. The first element in the halogen...
Curated Video
Electron shell
An orbit around the nucleus of an atom that can be occupied by one or more electrons. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Supernova
The explosion of a massive star at the end of its life. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Curated Video
Atomic number
The number of protons in the nucleus of an atom. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract concepts...
Curated Video
Alkali metal
A highly reactive group of metals that make up group one in the periodic table. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Curated Video
Periodic table
A systematic arrangement of the chemical elements. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Curated Video
What is an Atom?
From our bodies to the oceans and stars, everything is made of millions upon millions of tiny atoms. But what are atoms made of? Chemistry - Atoms And Bonding - Learning Points. The building blocks of all elements are called atoms. Atoms...
Curated Video
Atomic Structure
What does the Periodic Table tell us about the elements, their properties and behaviours? And why does the atomic number define each element? Chemistry - Periodic Table - Learning Points. The structure of the atom reveals why the...
Curated Video
Matter and its Construction: Atomic Structure of Matter
By the end of this learning object, the student will be able to: Distribute the electrons in energy levels40991
Curated Video
Attempts of elements classification: The fundamentals of the periodic table
By the end of this learning object, the student will be able to: recognize the fundamentals of the periodic table.14977
Curated Video
The Periodic Table Song (2019 Update!)
Learn every element of the Periodic Table with The Periodic Table Song by KLT!
Curated Video
Why Is The Periodic Table Arranged The Way It Is?
The periodic table is arranged by atomic number, which is the number of protons in an element’s nucleus. The elements are arranged in order of increasing atomic number. The periodic table is also arranged by groups and periods. 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...