An anion is an ionic species having a negative charge. They are atoms that have gained electrons. Anions are one of the two types of ions. The other type is called a cation. Anions are attracted to the anode, while cations are attracted to the cathode. The concept of an anion is important in the corrosion industry because certain anions facilitate corrosion.
Greece is home to a series of ancient volcanoes, including those on the islands of Kos, Methana, Milos, Nisyros, Poros and Santorini.reece is home to a series of ancient volcanoes, including those on the islands of Kos, Methana, Milos, Nisyros, Poros and Santorini.
Parent Category: Countries, States, and Cities. Greece is a country made up of many islands. It has a rich history filled with gods, goddesses, wars, tragedies, romances, and some of the best myths of all time.Questions in this section can include things about current or ancient Greece.arent Category: Countries, States, and Cities. Greece is a country made up of many islands. It has a rich history filled with gods, goddesses, wars, tragedies, romances, and some of the best myths of all time.