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38 Sr Strontium (plaintext) |
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H He |
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Li Be B C N O F Ne |
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Na Mg Al Si P S Cl Ar |
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K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr |
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Rb[Sr]Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe |
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Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn |
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Fr Ra Ac Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og |
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Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu |
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Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr |
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| 38 ____ | |
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| / ___| _ __ | |
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| \___ \| '__| | |
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| ___) | | | |
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| |____/|_| | |
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| Strontium | |
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| 87.62 u | |
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Wiki Article: Strontium |
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Electron Configuration: [Kr]5s2 |
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Electronegativity: 0.95 |
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Atomic Radius: 249 pm |
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Ionization Energy: 5.695 eV |
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Electron Affinity: |
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Oxidation States: 2 |
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Standard State: Solid |
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Melting Point: 1050 K |
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Boiling Point: 1655 K |
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Density: 2.64 g/cm3 |
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Family: Alkaline earth metal |
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Year Discovered: 1790 |
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Number of Neutrons: 50 |
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Number of Protons: 38 |
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Number of Electrons: 38 |
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Number of Valence: 2 |
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Valency: 2 |
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Group: 2 |
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Period: 5 |
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Shell: s-shell |
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Specific Heat: 0.301 J/g K |
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Radioactive: 0 |
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Occurrence: Natural |
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Source: Dying low-mass stars |
