Why Is It Called Polonium 210?
Why Is It Called Polonium 210? Share on Pinterest Polonium-210 is highly radioactive substance and a lethal poison. Polonium is a radioactive chemical element (atomic number 84) that was discovered in 1898 by Marie Curie, who named the element after her country, Poland. How does the number 210 relate to polonium? What is Polonium-210? Polonium-210