Chemistry

Periodic table of the elements


Sn (tin)

Tab. 1
tin
Name of the element:tin
Latin name:Stannum
English name:Tin
French name:├łtain
Symbol:Sn
Atomic number:50
Condition at 25 ┬░ C:solid, metal
Frequency (in ppm):2.2
Discovered by:approx. 2100 BC Chr.
Electron configuration:[Kr]4d105s25p2
Oxidation states:+2, +4
Relative atomic mass:118.71
Electronegativity:1.96 (Pauling) 1.72 (Allred)
Atomic radius (in pm):140.5
Ionization energy (in eVatom-1):7.344
Density (in kgm-3):7310
Melting temperature (in K):505.118
Boiling temperature (in K):2543
Tab. 2
Isotopes of tin
Mass numberAtomic massFrequency /%Nuclear spin
110*109.907900
111*110.90770+72
112111.90480.970
113*112.90520+12
114113.90280.660
115114.90330.34+12
116115.901714.540
117116.90307.68+12
118117.901624.220
119118.90338.59+12
120119.902232.580
121*120.90420+32
122121.90344.630
123*122.90570+112
124123.90535.790
125*124.90780+112
126*125.907900
127*126.91040+112

* Isotope is not stable and decays


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