Trends in Physical Properties of Group 17 Elements
During the period 1811-1886, the halogens were discovered. They are non-metallic elements such as: Fluorine (F), Chlorine (Cl), Bromine (Br), Iodine (I) and astatine (At)...
Gibbs’ Free Energy Function
All spontaneous processes tend to achieve a state of minimum energy and maximum entropy. For a system, generally it is not possible to achieve both,...