Sr | Z = 38 | ◊ ◊ ◊ ◊ ◊ |
Strontium | |
From the Scottish "Strontian", meaning "nose of the fairy hill" | ||||
(AM) Atomic Mass | 87.62 amu | ♦ | Oxidation States | +2 |
(BP) Boiling Point | 1384  °C | ♦ | (MP) Melting Point | 769 °C |
(ρ) Density | 2.6 g/cm3 | ♦ | Crystal Structure | Face Centered Cubic |
( χ ) Electronegativity | 1 | ♦ | (AR) Atomic Radius | 1.92  Å |
Physical State | Solid | ♦ | (C) Heat Capacity | 0.301 J/g °C |
Electronic-Config | [Kr]  5s2  | ♦ | (I1) First Ionization E | 549.48 kJ/mol |
(ΔHvap) Heat of Vaporization | 136.9 kJ/mol | ♦ | (ΔHfus) Heat of Fusion | 7.43 kJ/mol |
Year of Discovery | 1790 | ♦ | Location of Discovery | Scotland |
(E°) Standard Potential | Sr+⇔ Sr (-4.100 V),   Sr2+⇔ Sr (-2.899 V) | |||
Stable isotopes |  84Sr,  86Sr,  87Sr,  88Sr | |||
Discovered/Synthesized by | Adair Crawford | |||
Natural Source | The mineral/ore celestite | |||
Common Uses | Red fireworks, flares, phosphors, nuclear batteries, medical diagnostic tracer | |||
Other Info | Gives stadium flares their brilliant red colors Sr-90 is notorious for accumulating in the bones |
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