Difference between revisions of "Oxygen"
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|chem-ref = <ref>{{citation | first = A. L. | last = Allred | title = Electronegativity values from thermochemical data | journal = J. Inorg. Nucl. Chem. | year = 1961 | volume = 17 | issue = 3–4 | page = 215–21 | doi = 10.1016/0022-1902(61)80142-5}}.</ref> | |chem-ref = <ref>{{citation | first = A. L. | last = Allred | title = Electronegativity values from thermochemical data | journal = J. Inorg. Nucl. Chem. | year = 1961 | volume = 17 | issue = 3–4 | page = 215–21 | doi = 10.1016/0022-1902(61)80142-5}}.</ref> | ||
|electronegativity = 3.44 (Pauling) | |electronegativity = 3.44 (Pauling) | ||
| − | |IE-ref = <ref name="NIST-Oat">{{NIST chemistry | name = Oxygen, atomic | id = 1S/O | accessdate = 2010-03-15}}.</ref> | + | |IE-ref = <ref name="NIST-Oat">{{NIST chemistry | name = Oxygen, atomic | id = 1S/O | accessdate = 2010-03-15}}.</ref><ref>{{CODATA 2002}}.</ref> |
| − | |IE1 = 13.618 06 eV, 1313.943 kJ mol<sup>−1</sup> | + | |IE1 = 13.618 06 eV,<br/>1313.943 kJ mol<sup>−1</sup> |
| − | |IE2 = 35.1211 eV, 3388.67 kJ mol<sup>−1</sup> | + | |IE2 = 35.1211 eV,<br/>3388.67 kJ mol<sup>−1</sup> |
| − | |IE3 = 54.9355 eV, 5300.47 kJ mol<sup>−1</sup> | + | |IE3 = 54.9355 eV,<br/>5300.47 kJ mol<sup>−1</sup> |
| − | |IE4 = 77.4135 eV | + | |IE4 = 77.4135 eV,<br/>7469.27 kJ mol<sup>−1</sup> |
| − | |IE5 = 113.8989 eV | + | |IE5 = 113.8989 eV,<br/>10 989.57 kJ mol<sup>−1</sup> |
| − | |IE6 = 138.1196 eV | + | |IE6 = 138.1196 eV,<br/>13 326.52 kJ mol<sup>−1</sup> |
| − | |IE7 = 739.3268 eV | + | |IE7 = 739.3268 eV,<br/>71 334.20 kJ mol<sup>−1</sup> |
| − | |IE8 = 871.4097 eV | + | |IE8 = 871.4097 eV,<br/>84 078.26 kJ mol<sup>−1</sup> |
| − | |IE-total = 2043.8432 eV | + | |IE-total = 2043.8432 eV,<br/>197 200.9 kJ mol<sup>−1</sup> |
|EA-ref = <ref name="NIST-Oat"/> | |EA-ref = <ref name="NIST-Oat"/> | ||
|EA1 = 140.9759(42) kJ mol<sup>−1</sup> | |EA1 = 140.9759(42) kJ mol<sup>−1</sup> | ||
Revision as of 15:47, 15 March 2010
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Oxygen (ˈɒksɨdʒɨn) is a colourless gas which makes up about one fifth of the Earth's atmosphere. Its name comes from the Greek ὀξύς (oxys; acid, literally "sharp", from the taste of acids) and -γενής (-genēs; producer, literally "begetter").
References
- ↑ 1.0 1.1 Oxygen. In NIST Chemistry WebBook; National Institute for Standards and Technology, <http://webbook.nist.gov/cgi/inchi/InChI%3D1S/O2/c1-2>. (accessed 15 March 2010).
- ↑ Allred, A. L. Electronegativity values from thermochemical data. J. Inorg. Nucl. Chem. 1961, 17 (3–4), 215–21. DOI: 10.1016/0022-1902(61)80142-5.
- ↑ 3.0 3.1 Oxygen, atomic. In NIST Chemistry WebBook; National Institute for Standards and Technology, <http://webbook.nist.gov/cgi/inchi/InChI%3D1S/O>. (accessed 15 March 2010).
- ↑ Mohr, Peter J.; Taylor, Barry N. CODATA recommended values of the fundamental physical constants: 2002. Rev. Mod. Phys. 2005, 77 (1), 1–107. DOI: 10.1103/RevModPhys.77.1.
External links
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See also the corresponding article on Wikipedia. |
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