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 Trend - Atomic Size (Radius) Explained!
The periodic trend for atomic size is that the size of the atom gets bigger as you go down the periodic table and from right to left across the periodic table. This trend is sometimes referred to as atomic radius as there is a direct...
TMW Media
Periodic Table of Elements Part 3: Learn about Alkali metals
What are the properties of Alkali metals? What is ionic bonding? What are the most reactive elements of Alkali? What is known about Lithium? Why is Lithium the least reactive? What can Lithium be alloyed with? Periodic Table of Elements...
Professor Dave Explains
Periodic Table Part 2: Alkali Metals (Li, Na, K, Rb, Cs, Fr)
It's time to check out Group 1 on the periodic table, the alkali metals. This includes lithium, sodium, potassium, rubidium, cesium, and francium. What can we say about their properties, reactivities, and applications? Let's find out!
FuseSchool
What are Groups in the Periodic Table?
What actually are the groups in the periodic table? And why are they structured in that way? Find out the answers in this Chemistry video from The Virtual School.
FuseSchool
Group 1 - The Alkali Metals | The Periodic Table
A great summary about Group 1 in the Periodic table - The Alkali Metals.
University of Nottingham
University of Nottingham: Periodic Table of Videos: Francium
The properties of francium are discussed in relation to other alkali metals. [12:59]