Gratias Ago Vos. Gratias Ago Vos. On the new statue (well, not more than a few months old) in the pond in Wizard City Commons, the inscription on the statue reads Gratias Ago Vos. By correct Latin grammar it should be Gratias Ago Vobis. Just saying.
Noun. 1. anion-a negatively charged ion. ion-a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons. hydroxide ion, hydroxyl ion-the anion OH having one oxygen and one hydrogen atom.
Cation Versus Anion. Cations are ions with a net positive charge. Cation Examples: Silver: Ag +, hydronium: H 3 O +, and ammonium: NH 4 + Anions are ions with a net negative charge. Anion Examples: hydroxide anion: OH-, oxide anion: O 2-, and sulfate anion: SO 4 2-Because they have opposite electrical charges, cations and anions are attracted to each other.