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Zinc is a chemical element; it has symbol Zn and atomic number 30. It is a slightly brittle metal at room temperature and has a shiny blue whitish appearance when surface oxidation is removed. It is the first element in group 12 (IIB) of the periodic table. Zinc is the 24th most abundant element in Earth's crust, with an average concentration of 70 grams…
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Zinc | 64Zn | 49.2% | 1.00 | infobox |
| Zinc | 65Zn | synth | 1.00 | infobox |
| Zinc | 66Zn | 27.7% | 1.00 | infobox |
| Zinc | 67Zn | 4.04% | 1.00 | infobox |
| Zinc | 68Zn | 18.4% | 1.00 | infobox |
| Zinc | 69mZn | synth | 1.00 | infobox |
| Zinc | 69Zn | synth | 1.00 | infobox |
| Zinc | 70Zn | 0.610% | 1.00 | infobox |
| Zinc | 71mZn | synth | 1.00 | infobox |
| Zinc | 72Zn | synth | 1.00 | infobox |
| Zinc | Appearance | silver-gray | 1.00 | infobox |
| Zinc | at T (K) | 610 | 1.00 | infobox |
| Zinc | Atomic number (Z) | 30 | 1.00 | infobox |
| Zinc | Atomic radius | empirical: 134 pm | 1.00 | infobox |
| Zinc | Block | d-block | 1.00 | infobox |
| Zinc | Boiling point | 1180 K (907 °C, 1665 °F) | 1.00 | infobox |
| Zinc | Brinell hardness | 327–412 MPa | 1.00 | infobox |
| Zinc | Bulk modulus | 70 GPa | 1.00 | infobox |
| Zinc | CAS Number | 7440-66-6 | 1.00 | infobox |
| Zinc | Covalent radius | 122±4 pm | 1.00 | infobox |
| Zinc | Crystal structure | hexagonal close-packed (hcp) (hP2) | 1.00 | infobox |
| Zinc | Density (at 20° C) | 7.140 g/cm3 | 1.00 | infobox |
| Zinc | Discovery | Indian metallurgists (before 1000 BC) | 1.00 | infobox |
| Zinc | Electrical resistivity | 59.0 nΩ⋅m (at 20 °C) | 1.00 | infobox |
| Zinc | Electron configuration | [Ar] 3d10 4s2 | 1.00 | infobox |
| Zinc | Electronegativity | Pauling scale: 1.65 | 1.00 | infobox |
| Zinc | Electrons per shell | 2, 8, 18, 2 | 1.00 | infobox |
| Zinc | First isolation | Andreas Sigismund Marggraf (1746) | 1.00 | infobox |
| Zinc | Group | group 12 | 1.00 | infobox |
| Zinc | Heat of fusion | 7.32 kJ/mol | 1.00 | infobox |
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