6p
x
6p
y
6p
z
5d
xy
5d
xz
5d
yz
5d
x
2
y
2
5d
z
2
4f
4f
4f
4f
4f
4f
4f
xyz x(x
2
-y
2
) y(x
2
-y
2
) y(x
2
-y
2
) x
3
-3/5xr
2
y
3
-3/5yr
2
z
3
-3/5zr
2
6s
Select an element:
55 Cesium Cs
56 Barium
57 Lanthanum La
58 Cerium Ce
59 Prazseodymium Pr
60 Neodymium Nd
61 Promethium Pm
62 Samarium Sm
63 Europium Eu
64 Gadolinium Gd
65 Terbium Tb
66 Dysprosium Dy
67 Holmium
68 Erbium Er
69 Thulium Tm
70 Ytterbium
71 Lutetium Lu
72 Hafnium Hf
73 Tantalum Ta
74 Tungsten W (*alert 4/9 excpt)
75 Rhenium Re
76 Osmium Os
77 Iridium Ir
78 Platnium Pt (*alert 4/9 excpt)
79 Gold Au
80 Mercury Hg
81 Thallium Tl
82 Lead Pb
83 Bismuth Bi
84 Polonium Po
85 Astatine At
86 Radon Rn
The total number of electrons represented is