![Island: Siri Ranva Hjelm Jacobsen by Siri Ranva Hjelm Jacob Paperback / softback 9781782275800 | eBay Island: Siri Ranva Hjelm Jacobsen by Siri Ranva Hjelm Jacob Paperback / softback 9781782275800 | eBay](https://i.ebayimg.com/images/g/J54AAOSwlPFjBQUq/s-l500.jpg)
Island: Siri Ranva Hjelm Jacobsen by Siri Ranva Hjelm Jacob Paperback / softback 9781782275800 | eBay
Chemistry Romania - >>MOLYBDENUM<< Discovery date 1781 Discovered by Peter Jacob Hjelm Origin of the name The name is derived from the Greek 'molybdos' meaning lead. Group 6 Melting point 2622°C, 4752°F,
![Island: Siri Ranva Hjelm Jacobsen by Siri Ranva Hjelm Jacob Paperback / softback 9781782275800 | eBay Island: Siri Ranva Hjelm Jacobsen by Siri Ranva Hjelm Jacob Paperback / softback 9781782275800 | eBay](https://i.ebayimg.com/images/g/0iQAAOSwQ0ZjBQUr/s-l500.jpg)