Silver ion
Charge: 1+ · Type: Cation · Molar mass: 107.87 g/mol
Made of: silver
How it forms
Silver loses its single 5s electron to form Ag+. Unlike most metal ions, Ag+ forms precipitates with halide ions: silver chloride, bromide, and iodide are all insoluble in water.
Naming note
Ag+ is the silver ion. The symbol Ag comes from the Latin argentum, but the English name of the ion is silver ion.
Examples in compounds
Silver nitrate
Silver chloride
Silver oxide