Number of the records: 1
polónium
Record number d011059 Date 06.06.2025 Type M - MESH Topical term polónium UDC D01.268.185.600D01.268.271.680D01.268.513.875D01.496.749.305.680 Note A radioactive element that is a member of the chalcogen family. It has the atomic symbol Po, atomic number 84, and the atomic weight of the isotope with the longest half-life (209Po) is 208.98. It decays by alpha-emission. subject heading
Number of the records: 1