| Francium | Fr | 87 | Alkali metal | Francia, the New Latin name for France | 1 | 7 |  |  | 1.87 | 300.00 | 950.00 |  | 0.70 | 0.00 | 
          
                | Fermium | Fm | 100 | Actinide | Enrico Fermi, physicist |  | 7 |  |  | -9.70 | -1125.00 |  |  | 1.30 | 0.00 | 
          
                | Flerovium | Fl | 114 | Unknown chemical properties | Flerov Laboratory of Nuclear Reactions, part of JINR where the element was synthesized; itself named for Georgy Flyorov, physicist | 14 | 7 |  |  | -14.00 |  | 210.00 |  |  | 0.00 | 
          
                | Iron | Fe | 26 | Transition metal | English word (ferrum in Latin) | 8 | 4 | 55.85 | 0.00 | 7.87 | 1811.00 | 3134.00 | 0.45 | 1.83 | 56300.00 | 
          
                | Fluorine | F | 9 | Reactive nonmetal | the Latin fluere, 'to flow' | 17 | 2 | 19.00 | 0.00 | 0.00 | 53.53 | 85.03 | 0.82 | 3.98 | 585.00 | 
          
                | Europium | Eu | 63 | Lanthanide | Europe |  | 6 | 151.96 | 0.00 | 5.24 | 1099.00 | 1802.00 | 0.18 | 1.20 | 2.00 | 
          
                | Einsteinium | Es | 99 | Actinide | Albert Einstein, physicist |  | 7 |  |  | 8.84 | 1133.00 | -1269.00 |  | 1.30 | 0.00 | 
          
                | Erbium | Er | 68 | Lanthanide | Ytterby, Sweden |  | 6 | 167.26 | 0.00 | 9.07 | 1802.00 | 3141.00 | 0.17 | 1.24 | 3.50 | 
          
                | Dysprosium | Dy | 66 | Lanthanide | the Greek dysprositos, 'hard to get' |  | 6 | 162.50 | 0.00 | 8.55 | 1680.00 | 2840.00 | 0.17 | 1.22 | 5.20 | 
          
                | Darmstadtium | Ds | 110 | Unknown chemical properties | Darmstadt, Germany, where the element was first synthesized | 10 | 7 |  |  | -34.80 |  |  |  |  | 0.00 |