| 
                    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
                 | 
            
          
                | 
                    Oxygen
                 | 
                
                    O
                 | 
                
                    8
                 | 
                
                     Reactive nonmetal
                 | 
                
                    from the Greek oxy-, both 'sharp' and 'acid', and -gen, meaning 'acid-forming'
                 | 
                
                    16
                 | 
                
                    2
                 | 
                
                    16.00
                 | 
                
                    0.00
                 | 
                
                    0.00
                 | 
                
                    54.36
                 | 
                
                    90.20
                 | 
                
                    0.92
                 | 
                
                    3.44
                 | 
                
                    461000.00
                 | 
            
          
                | 
                    Chlorine
                 | 
                
                    Cl
                 | 
                
                    17
                 | 
                
                     Reactive nonmetal
                 | 
                
                    the Greek chloros, 'greenish yellow'
                 | 
                
                    17
                 | 
                
                    3
                 | 
                
                    35.45
                 | 
                
                    
                 | 
                
                    0.00
                 | 
                
                    171.60
                 | 
                
                    239.11
                 | 
                
                    0.48
                 | 
                
                    3.16
                 | 
                
                    145.00
                 | 
            
          
                | 
                    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
                 | 
            
          
                | 
                    Krypton
                 | 
                
                    Kr
                 | 
                
                    36
                 | 
                
                     Noble gas
                 | 
                
                    the Greek kryptos, 'hidden'
                 | 
                
                    18
                 | 
                
                    4
                 | 
                
                    83.80
                 | 
                
                    0.00
                 | 
                
                    0.00
                 | 
                
                    115.79
                 | 
                
                    119.93
                 | 
                
                    0.25
                 | 
                
                    3.00
                 | 
                
                    0.00
                 | 
            
          
                | 
                    Bromine
                 | 
                
                    Br
                 | 
                
                    35
                 | 
                
                     Reactive nonmetal
                 | 
                
                    the Greek bromos, 'stench'
                 | 
                
                    17
                 | 
                
                    4
                 | 
                
                    79.90
                 | 
                
                    
                 | 
                
                    3.12
                 | 
                
                    265.80
                 | 
                
                    332.00
                 | 
                
                    0.47
                 | 
                
                    2.96
                 | 
                
                    2.40
                 | 
            
          
                | 
                    Iodine
                 | 
                
                    I
                 | 
                
                    53
                 | 
                
                     Reactive nonmetal
                 | 
                
                    French iode (after the Greek ioeides, 'violet')
                 | 
                
                    17
                 | 
                
                    5
                 | 
                
                    126.90
                 | 
                
                    0.00
                 | 
                
                    4.93
                 | 
                
                    386.85
                 | 
                
                    457.40
                 | 
                
                    0.21
                 | 
                
                    2.66
                 | 
                
                    0.45
                 | 
            
          
                | 
                    Xenon
                 | 
                
                    Xe
                 | 
                
                    54
                 | 
                
                     Noble gas
                 | 
                
                    the Greek xenos, 'strange'
                 | 
                
                    18
                 | 
                
                    5
                 | 
                
                    131.29
                 | 
                
                    0.01
                 | 
                
                    0.01
                 | 
                
                    161.40
                 | 
                
                    165.03
                 | 
                
                    0.16
                 | 
                
                    2.60
                 | 
                
                    0.00
                 | 
            
          
                | 
                    Sulfur
                 | 
                
                    S
                 | 
                
                    16
                 | 
                
                     Reactive nonmetal
                 | 
                
                    the Latin sulphur, 'fire and brimstone'
                 | 
                
                    16
                 | 
                
                    3
                 | 
                
                    32.06
                 | 
                
                    
                 | 
                
                    2.07
                 | 
                
                    388.36
                 | 
                
                    717.87
                 | 
                
                    0.71
                 | 
                
                    2.58
                 | 
                
                    350.00
                 | 
            
          
                | 
                    Carbon
                 | 
                
                    C
                 | 
                
                    6
                 | 
                
                     Reactive nonmetal
                 | 
                
                    the Latin carbo, 'coal'
                 | 
                
                    14
                 | 
                
                    2
                 | 
                
                    12.01
                 | 
                
                    0.00
                 | 
                
                    2.27
                 | 
                
                    3800.00
                 | 
                
                    4300.00
                 | 
                
                    0.71
                 | 
                
                    2.55
                 | 
                
                    200.00
                 |