Tin (Sn) is a chemical element of the periodic table, located in the group 4 and the period 5, and is having the atomic number 50. It is a soft, silvery-white post transition metal, whose name comes from the Anglo-Saxon word “tin”. It is a member of the carbon group.
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| – p block |
FAQs on Tin Element
| Tin |
|---|
| ‣ What does tin look like? Appearance: silvery-white (beta, β) or grey (alpha, α) |
| ‣ When was tin discovered and by whom? Discovery: around 35th century BC |
‣ Where is tin located on the periodic table? Location: Tin is found in the fifth row of the periodic table below the germanium element. |
| ‣ What is the atomic number of tin? Atomic number (Z): 50 |
| ‣ What’s the chemical symbol for tin? Symbol: Sn |
| ‣ What is tin atomic weight? Standard atomic weight: 118.710 |
| ‣ What block is tin in the periodic table? Block: p-block |
| ‣ What group is tin in on the periodic table? Group: 14 |
| ‣ What period is tin in on the periodic table? Period: 5 |
| ‣ What is the atomic radius of tin? Atomic radius: empirical: 140 pm |
| ‣ Tin covalent radius: 139±4 pm |
| ‣ Tin Van der Waals radius: 217 pm |
| ‣ What is the melting point of tin? Melting point: 505.08 K (231.93 °C, 449.47 °F) |
| ‣ What is the boiling point of tin? Boiling point: 2875 K (2602 °C, 4716 °F) |
| ‣ How many electron shells does tin have? Electrons per shell: 2, 8, 18, 18, 4 |
| ‣ What is the shorthand electron configuration for tin (sn)? Electron configuration: [Kr] 4d10 5s2 5p2 |
| ‣ What are the allotropes of tin? Allotropes: alpha, α (grey); beta, β (white) |
| ‣ What is tin ionization energy? Ionization energies: 1st: 708.6 kJ/mol 2nd: 1411.8 kJ/mol 3rd: 2943.0 kJ/mol |
| ‣ What phase is tin normally found in? Phase (at r.t): solid |
| ‣ What is the density of tin in g/cm3? Density (near r.t): white, β: 7.265 g/cm3 gray, α: 5.769 g/cm3 when liquid (at m.p): 6.99 g/cm3 |
| ‣ Tin magnetic ordering: gray (α): diamagnetic white (β): paramagnetic |
| ‣ Tin natural occurrence: primordial |
| ‣ What is the oxidation state of tin? Oxidation state: +2, +4 |
| ‣ What’s the electronegativity of tin? Electronegativity: Pauling scale: 1.96 |
| ‣ Tin poisson’s ratio: 0.36 |
| ‣ Tin heat of fusion: white, β: 7.03 kJ/mol |
| ‣ Tin heat of vaporization: white, β: 296.1 kJ/mol |
| ‣ Tin molar heat capacity: white, β: 27.112 J/(mol K) |
| ‣ Tin molar magnetic susceptibility: (white) +3.1 × 10-6 cm3/mol (298 K) |
| ‣ Speed of sound in tin: 2730 m/s (at r.t) (rolled) |
| ‣ What is the crystal structure of tin? Crystal structure: body-centered tetragonal white (β) Crystal structure: face-centered diamond-cubic grey (α) |
| ‣ Thermal expansion of tin: 22.0 µm/(m.K) (at 25 °C) |
| ‣ Thermal conductivity of tin: 66.8 W/(m.K) |
| ‣ Tin electrical resistivity: 115 nΩ.m (at 0 °C) |
| ‣ What is the hardness of tin? Brinell hardness: 50-440 MPa |
| ‣ Young’s modulus of tin: 50 GPa |
| ‣ Shear modulus of tin: 18 GPa |
| ‣ Bulk modulus of tin: 58 GPa |
| ‣ Tin CAS number: 7440-31-5 |
‣ Tin vapor pressure
| Vapor pressure | ||||||
|---|---|---|---|---|---|---|
| P (Pa) | 1 | 10 | 100 | 1 k | 10 k | 100 k |
| at T (K) | 1497 | 1657 | 1855 | 2107 | 2438 | 2893 |
‣ How many isotopes does tin have?
| Main isotopes of tin | ||||
|---|---|---|---|---|
| Isotope | Abundance | Half-life (t1/2) | Decay mode | Product |
| 112Sn | 0.97 % | stable | ||
| 114Sn | 0.66 % | stable | ||
| 115Sn | 0.34 % | stable | ||
| 116Sn | 14.54 % | stable | ||
| 117Sn | 7.68 % | stable | ||
| 118Sn | 24.22 % | stable | ||
| 119Sn | 8.59 % | stable | ||
| 120Sn | 32.58 % | stable | ||
| 122Sn | 4.63 % | stable | ||
| 124Sn | 5.79 % | stable | ||
| 126Sn | trace | 2.3 × 105 y | β– | 126Sb |
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