AmZ =  95



Americium
From the English "America"
(AM) Atomic Mass 243  amu    Oxidation States +3, +4, +5, +6
   (BP) Boiling Point 2607  °C    (MP) Melting Point 994  °C
   (ρ) Density n/a    Crystal Structure Hexagonal
   ( χ ) Electronegativity 1.3    (AR) Atomic Radius n/a
   Physical State Solid (C) Heat Capacity n/a
Electronic-Config [Rn]  5f7  7s2     (I1) First Ionization E 578.23  kJ/mol
   (ΔHvap) Heat of Vaporization n/a     (ΔHfus) Heat of Fusion 14.39  kJ/mol
   Year of Discovery 1944    Location of Discovery Argon Nat. Lab
(E°) Standard Potential Am2+⇔ Am (-1.900 V),   Am3+⇔ Am (-2.048 V)
Stable isotopes None. All isotopes are man-made and radioactive
Discovered/Synthesized by Glenn T. Seaborg, Ralph A. James, Leon O. Morgan, Albert Ghiorso,
Natural Source Not found in nature, man-made, synthetic
Common Uses Smoke detectors, sheet thickness gauges
Other Info Used in smoke detectors
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