Home
PropertiesCalculatorFun
Einsteinium
(Es)
2818322982
Es
Category
Actinoid
Series
actinide
Relative atomic mass
252.08298
Density
13.51
Melting point (°C)
1342
Boiling point (°C)
3100
Electronegativity (Pauling)
1.28
Half-life
471.7 d
Discovery year
1949
Discovered by
Glenn T. Seaborg
Electrons: 99
Protons: 99
Neutrons: 153

Wikipedia

Wikipedia
Decay chain
  1. Es-252(471.7 d)
    α decay
  2. Bk-248(300 d)
    β⁻ decay
  3. Cf-248(333.5 d)
    α decay
  4. Cm-244(18.1 y)
    α decay
  5. Pu-240(6561 y)
    α decay
  6. U-236(2.34×10⁷ y)
    α decay
  7. Th-232(1.4×10¹⁰ y)
    α decay
  8. Pb-208(stable)stable
created by @lukaswyss
Einsteinium (Es) – Element 99