BBC
Bbc: Gcse Bitesize: Predicting Chemical Reactions
This lesson focuses on predicting chemical reactions using The Group 1 elements in the Periodic Table are known as the alkali metals. They include lithium, sodium and potassium, which all react vigorously with air and water. It provides...
BBC
Bbc: Gcse Bitesize: Predicting Chemical Reactions
This lesson focuses on the physical properties of halogens, Group 7 elements on the Periodic Table. It includes the physical properties of the elements, provides a graph showing the melting and boiling points of the halogens, and links...