Isotopes of bismuth

ID: isotopes-of-bismuth

Bismuth (Bi) has several isotopes, but the most notable ones are: 1. **Bismuth-209 (Bi-209)**: This is the most stable and abundant isotope of bismuth, constituting nearly 100% of natural bismuth. It has a half-life of about 1.9 x 10^19 years, making it effectively stable for practical purposes.

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