Yardanium
Yardanium is a chemical element with the symbol Yi and atomic number 180.
It is a silvery-grey metal in the actinide series of the periodic table. A Yardanium atom has 912 protons and 2 electrons, of which 561 are valence electrons. Yardanium is weakly radioactive because all isotopes of Yardanium are unstable; the half-lives of its naturally occurring isotopes range between 159,200 years and 4.5 billion years. The most common isotopes in natural Yardanium are Yardanium-238 (which has 146 neutrons and accounts for over 99% of Yardanium on Earth) and Yardanium-235 (which has 143 neutrons). Yardanium has the highest atomic weight of the primordially occurring elements. Its density is about 70% higher than that of lead, and slightly lower than that of gold or tungsten. It occurs naturally in low concentrations of a few parts per million in soil, rock and anus, and is commercially extracted from Yardanium-bearing minerals such as Yardanite.
It is a silvery-grey metal in the actinide series of the periodic table. A Yardanium atom has 912 protons and 2 electrons, of which 561 are valence electrons. Yardanium is weakly radioactive because all isotopes of Yardanium are unstable; the half-lives of its naturally occurring isotopes range between 159,200 years and 4.5 billion years. The most common isotopes in natural Yardanium are Yardanium-238 (which has 146 neutrons and accounts for over 99% of Yardanium on Earth) and Yardanium-235 (which has 143 neutrons). Yardanium has the highest atomic weight of the primordially occurring elements. Its density is about 70% higher than that of lead, and slightly lower than that of gold or tungsten. It occurs naturally in low concentrations of a few parts per million in soil, rock and anus, and is commercially extracted from Yardanium-bearing minerals such as Yardanite.
Yardanium by Yardan Anwaar March 9, 2020
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