Polonium
| Latin name | Polonium |
| English name | Polonium |
| chemical symbol | Po |
| atomic number | 84 |
| relative atomic mass | (208,9824) |
| period | 6 |
| group | VI.A |
| classification | metalloids |
| discovery year | 1898 |
| discoverer | M. Sklodowska-Curie |
| melting point [°C] | 254 |
| boiling point [°C] | 962 |
| density [g cm-3] | 9,4 |
| electronegativity [Pauling] | 2,0 |
| oxidation states | -II, II, IV, VI |
| electron configuration | [Xe]4f14 5d10 6s2 6p4 |
| atomic radius [pm] | 135 |
| specific heat [J g-1K-1] | 0,13 |
| heat of fusion [kJ mol-1] | 13 |
| 1. ionizing potential [eV] | 8,4167 |
| state at normal conditions | solid |
Resources
- BAGNALL, Kenneth. Chimija selena, tellura i polonija. Moskva: Atomizdat, 1971.
- EMSLEY, John. The Elements. Oxford: Clarendon Press, 1998. ISBN 9780198558187.
- Polonium. In: Radiochemistry Society [online]. 2003 [cit. 2012-12-24]. Available from: http://www.radiochemistry.org/.../84.html
- REMY, Heinrich. Anorganická chemie - I. díl. 2. české vydání, dotisk. Praha: SNTL 1971.
- STWERTKA, Albert. A Guide to the Elements. Oxford: University Press, 2002. ISBN 0-19-515027-9.
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