Isotopes of arsenic
= Isotopes of arsenic
{wiki=Isotopes_of_arsenic}
Arsenic has several isotopes, with the most notable being: 1. **Arsenic-75 (As-75)**: This is the only stable isotope of arsenic and is the most abundant, making up about 100% of naturally occurring arsenic. 2. **Radioactive Isotopes**: Arsenic has several radioactive isotopes, which are not stable and decay over time.