, 6 and 7) has a peculiarity shared only by kalon, that
x
and
y
are asymmetrical, the centre of one having three atoms and the centre of the other two. Is this done in order to preserve the difference of seven from its comrade?
XENON: Six arms of 363 atoms 2178
Central tetrahedra 120
-----
Total 2298
-----
Atomic weight 127.10
Number weight 2298/18 127.66
Meta-Xenon
differs from xenon only by the substitution of two
z
's for