Praseodymium | |
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Atomic Number: 59 Atomic Weight: 140.90765 Melting Point: 1204 K (931°C or 1708°F) Boiling Point: 3793 K (3520°C or 6368°F) Density: 6.77 grams per cubic centimeter Phase at Room Temperature: Solid Element Classification: Metal Period Number: 6 Group Number: none Group Name: Lanthanide |