atomic property        helium         neon       argon    krypton       xenon      radon
0                           atomic number             2           10          18         36          54         86
1                    relative atomic mass  4.002602 (2)  20.1797 (6)  39.948 (1)  83.80 (1)  131.29 (2)      (222)
2             number of natural s isotope             2            3           3          6           9        (1)
3      outer shell electron configuration          1s 2    2s 2 2p 6   3s 2 3p 6  4s 2 4p 6   5s 2 5p 6  6s 2 6p 6
4                    atomic radius ( pm )           130          160         192        198         218          -
5            ionization energy (kj / mol)          2372         2080        1520       1351        1170       1037
6            static polarizability (å 3 )         0.204        0.392        1.63      2.465        4.01          -
7  average valence electron energy (avee)          4.16         4.79        3.24       2.97        2.58          -

Table as JSON:
{"atomic property":{"0":"atomic number","1":"relative atomic mass","2":"number of natural s isotope","3":"outer shell electron configuration","4":"atomic radius ( pm )","5":"ionization energy (kj \/ mol)","6":"static polarizability (å 3 )","7":"average valence electron energy (avee)"},"helium":{"0":"2","1":"4.002602 (2)","2":"2","3":"1s 2","4":"130","5":"2372","6":"0.204","7":"4.16"},"neon":{"0":"10","1":"20.1797 (6)","2":"3","3":"2s 2 2p 6","4":"160","5":"2080","6":"0.392","7":"4.79"},"argon":{"0":"18","1":"39.948 (1)","2":"3","3":"3s 2 3p 6","4":"192","5":"1520","6":"1.63","7":"3.24"},"krypton":{"0":"36","1":"83.80 (1)","2":"6","3":"4s 2 4p 6","4":"198","5":"1351","6":"2.465","7":"2.97"},"xenon":{"0":"54","1":"131.29 (2)","2":"9","3":"5s 2 5p 6","4":"218","5":"1170","6":"4.01","7":"2.58"},"radon":{"0":"86","1":"(222)","2":"(1)","3":"6s 2 6p 6","4":"-","5":"1037","6":"-","7":"-"}}