A small piece of sodium metal is placed in a flask of chlorine gas. A little water helps expose the sodium so it can react with the chlorine gas. The reaction releases a lot of heat as the ionic ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Chemical Reactions - Ionic Formula Writing: Students learn how to write formulas. Chemical Reactions - Ionic Formula Writing Students learn how to write formulas for a variety of ionic compounds ...

Chemical bonding is the force of attraction that holds atoms together to form molecules or compounds. There are two primary types of chemical bonds: ionic and covalent bonds. Both these bonds play a ...

Learn more on the properties of ionic compounds in this podcast. Listen to the full series on BBC Sounds. Ionic compounds have high melting and boiling points, so they are in the solid state at room ...

We all remember the basic principles taught in high school chemistry class: There are three types of chemical bonds. However, covalent, ionic and metallic have a little competition now. There’s a new ...

Part of Chemistry (Single Science) Unit 1: Structures, trends, chemical reactions, quantitative chemistry and analysis In chemistry, ‘bonding’ describes how atoms are held together. ‘Structure’ ...