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ytterbium (Yb)
A silver-white, metallic element of the lanthanide series. First isolated in 1878, ytterbium's chief ore is monazite. The shiny, soft element is used to produce steel and other alloys. Its most common isotope is 174Yb (31.84%).
| atomic number | 70 |
| relative atomic mass | 173.04 |
| relative density | 6.97 |
| melting point | 824°C (1,515°F) |
| boiling point | 1,193°C (2,179°F) |
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• INORGANIC CHEMISTRY
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