| Neon | Ne | 10 | Noble gas | the Greek neos, meaning 'new' | 18 | 2 | 20.18 | 0.00 | 0.00 | 24.56 | 27.07 | 1.03 |  | 0.01 | 
          
                | Neodymium | Nd | 60 | Lanthanide | the Greek neos didymos meaning 'new twin' |  | 6 | 144.24 | 0.00 | 7.01 | 1297.00 | 3347.00 | 0.19 | 1.14 | 41.50 | 
          
                | Niobium | Nb | 41 | Transition metal | Niobe, daughter of king Tantalus from Greek mythology | 5 | 5 | 92.91 | 0.00 | 8.57 | 2750.00 | 5017.00 | 0.27 | 1.60 | 20.00 | 
          
                | Sodium | Na | 11 | Alkali metal | the English word soda (natrium in Latin) | 1 | 3 | 22.99 | 0.00 | 0.97 | 370.87 | 1156.00 | 1.23 | 0.93 | 23600.00 | 
          
                | Nitrogen | N | 7 | Reactive nonmetal | the Greek nitron and '-gen' meaning 'niter-forming' | 15 | 2 | 14.01 | 0.00 | 0.00 | 63.15 | 77.36 | 1.04 | 3.04 | 19.00 | 
          
                | Meitnerium | Mt | 109 | Unknown chemical properties | Lise Meitner, physicist | 9 | 7 |  |  | -37.40 |  |  |  |  | 0.00 | 
          
                | Molybdenum | Mo | 42 | Transition metal | the Greek molybdos meaning 'lead' | 6 | 5 | 95.95 | 0.01 | 10.22 | 2896.00 | 4912.00 | 0.25 | 2.16 | 1.20 | 
          
                | Manganese | Mn | 25 | Transition metal | corrupted from magnesia negra, see Magnesium | 7 | 4 | 54.94 | 0.00 | 7.44 | 1519.00 | 2334.00 | 0.48 | 1.55 | 950.00 | 
          
                | Magnesium | Mg | 12 | Alkaline earth metal | Magnesia, a district of Eastern Thessaly in Greece | 2 | 3 | 24.31 | 0.00 | 1.74 | 923.00 | 1363.00 | 1.02 | 1.31 | 23300.00 | 
          
                | Mendelevium | Md | 101 | Actinide | Dmitri Mendeleev, chemist and inventor |  | 7 |  |  | -10.30 | -1100.00 |  |  | 1.30 | 0.00 |