Polonium is a chemical element; it has symbol Po and atomic number 84. A rare and highly radioactive metal (although sometimes classified as a metalloid) with no stable isotopes, polonium is a chalcogen and chemically similar to selenium and tellurium, though its metallic character resembles that of its horizontal neighbors in the periodic ...

Feb 1, 2025 · polonium (Po), a radioactive, silvery-gray or black metallic element of the oxygen group (Group 16 [VIa] in the periodic table). The first element to be discovered by radiochemical analysis, polonium was discovered in 1898 by Pierre and Marie Curie, who were investigating the radioactivity of a certain pitchblende, a uranium ore.

Chemical element, Polonium, information from authoritative sources. Look up properties, history, uses, and more.

Element Polonium (Po), Group 16, Atomic Number 84, p-block, Mass [209]. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Oct 13, 2023 · Polonium is a chemical element with an atomic number of 84 and is represented by the symbol ‘Po’ in the periodic table. It is silvery in appearance and belongs to the p-block of group 16 of the periodic table. Polonium is the heaviest element within the chalcogen family.

Mar 9, 2024 · Polonium is a rare and highly radioactive element with the symbol Po and atomic number 84. A metal or metalloid in the periodic table, it lies in the p-block, and is a member of …

Mar 11, 2017 · Polonium (Po or Element 84) is one of the radioactive elements discovered by Marie and Pierre Curie. This rare element has no stable isotopes. It's found in uranium ores …

Polonium is the 84th element in the periodic table and has a symbol of Po and atomic number of 84. It has an atomic weight of (209) and a mass number of 186. Polonium has eighty-four protons and one hundred two neutrons in its nucleus, and eighty-four electrons in six shells.

Polonium is a chemical element with symbol Po and atomic number 84, discovered in 1898 by Marie Curie and Pierre Curie. A rare and highly radioactive element with no stable isotopes, polonium is chemically similar to bismuth and tellurium, and it occurs in uranium ores.

Polonium is a chemical element of the periodic table with chemical symbol Po and atomic number 84 with an atomic weight of 209 u and is classed as post-transition metal and is part of group 16 (oxygen group). Polonium is solid at room temperature.