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Astatine

Wikipedia se
Atomic Structure
Symbol At
Atomic Number 85
Atomic Mass 210 g/mol
Periodic Table
Group 17
Row / Period 6
Element Category Nonmetal, Halogen
Chhapa
Astatine ke electron shell


Astatineekchemical elementhae, jiske symbol At,atomic number85, auratomic weight210 hae.