What are the Two Types of Ions and how are they Differenthttps://www.youtube.com/watch?v=EIAaGHK5pjAIon: An ion is a positively or negatively charged atom (or group of atoms). An ion is formed by the loss or gain of electrons by an atom, so it contains an unequal number of electrons and protons. Example: Sodium ion Na+, magnesium ion Mg2+, chloride ion Cl–, and … [Read more...] about What are the Two Types of Ions and how are they Different
Ionic compounds
How do you write the formula for ionic compounds?
How do you write the formula for ionic compounds? Method to deduce the formulae of ionic compounds:Metals from Groups 1, 2 and 13 combine with non-metals from Groups 15, 16 and 17 to form ionic compounds.Table shows how the metal atoms of Groups 1, 2 and 13 form positive ions with different charges.Group Number of valence electrons Number of electrons donated … [Read more...] about How do you write the formula for ionic compounds?