1801 Fact Sheet
Database: Year and Discoverer of Chemical Elements
| Record Name | Element | Year Discovered | Discovered By | Source |
| Niobium | Niobium | 1801 | Charles Hatchett | Jefferson Lab |
| Vanadium | Vanadium | 18011830 | Nils Gabriel Sefstrom, Andres Manuel del Rio | Jefferson Lab |
Database: Periodic Table of the Elements
| Record Name | Symbol | Group | Number | Melting Point | Boiling Point | Density | Year Discovered | Atomic Weight | % of Earth's Crust |
| Niobium | Nb | 5 | 41 | 2468 | 4927 | 8.57 | 1801 | 92.9064 |
Database: US Presidents
| Record Name | Birth State | Religion | Political Party | Died | Country | Term Start | Term Finish | Birthdate | Date of Death | Inauguration Age | Age at Death | Number |
| J. Adams | MASSACHUSETTS | Unitarian | Federalist | Died after Office | United States | 1797 | 1801 | 10/30/1735 | 7/4/1826 | 61 | 90 | 2 |
| Jefferson | VIRGINIA | Deist | Democratic Republican | Died after Office | United States | 1797 | 1801 | 4/13/1743 | 7/4/1826 | 57 | 83 | 3 |
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