View Astattine Pictures

View Astattine Pictures. Астат — astatine аstat радіоактивний хімічний елемент. Decades after its discovery, very little is known about astatine.

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Astatine (chemical symbol at, atomic number 85) is the rarest naturally occurring chemical element. To begin with, it is the rarest naturally occurring a pure sample of elemental astatine has not yet been isolated by scientists. The astatine atomic number is 85.

Astatine (at) has an atomic mass of 85.

The astatine atomic number is 85. Chemical element, astatine, information from authoritative sources. Astatine is a very rare radioactive chemical element with the chemical symbol at and atomic number 85. It is the rarest naturally occurring element in the earth's crust, occurring only as the decay product of various heavier elements.