Protactinium

Medical Dictionary -> Protactinium

Search:

Protactinium


Protactinium. A radioactive element of the actinide group of metals. It has the atomic symbol Pa, atomic number 91, and atomic weight 231. It decays by alpha-emission.

---

© MedicalDictionaryweb.com 2012 | Contact Us | Terms of Use | Teeth Whitening | Low Carb Foods and Diets