| LC control no. | sh 85095926 |
|---|---|
| LC classification | QD181.O7 General and inorganic chemistry QD412.O7 Organometallic chemistry QD464.O7 Atomic and molecular weights QE516.O7 Geochemistry TP245.O7 Chemical technology |
| Topical heading | Osmium |
| See also | Platinum group |
| Found in | Wikipedia, Nov. 1, 2012 (Osmium is a chemical element with the symbol Os and atomic number 76. It is a hard, brittle, blue-gray or blue-black transition metal in the platinum family and is the densest naturally occurring element) |
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