Isotopes of silver - Wikipedia
Naturally occurring silver (47 Ag) is composed of the two stable isotopes 107 Ag and 109 Ag in almost equal proportions, with 107 Ag being slightly more abundant (51.839% natural abundance). 40 radioisotopes have been characterized with the most stable being 105 Ag with a half-life of 41.29 days, 111 Ag with a half-life of 7.43 days, and 112 Ag with a half-life of 3.13 …