Periodic Table of the Elements
Chemical & Physical Properties of Lawrencium
Lawrencium
| Latin name | Lawrencium |
| English name | Lawrencium |
| chemical symbol | Lr |
| atomic number | 103 |
| relative atomic mass | (262,1098) |
| period | 7 |
| group | III.B |
| classification | actinides |
| discovery year | 1961 |
| discoverer | Ghiorso, Sikkeland, Larsh, Latimer |
| melting point [°C] | 1627 |
| boiling point [°C] | N/A |
| density [g cm-3] | 13,67 |
| electronegativity [Pauling] | 1,3 |
| oxidation states | III |
| electron configuration | [Rn]5f14 6d1 7s2 |
| state at normal conditions | solid |
Lawrencium is an artificial radioactive metallic element. In nature not occur. Practical use is only for scientific research.
© 2009-2015 | www.prvky.com | kontakt
