On the problem of crystal metallic lattice in the densest packings of chemical elements valency.The electrons in zone of conductivity.

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The coordination number for the volume-centered and face- centered densest packings are 12 and 18, whereas those for the body-centered lattice are 8 and 14 (3).

The below table is filled in compliance with the above judgements.
|Element | |RH . 1010 |Z |Z |Lattice type |
| | |(cubic |(numbe|kernel| |
| | |metres /K)|r) | | |
| | | | |(numbe| |
| | | | |r) | |
|Natrium |Na |-2,30 |1 |8 |body-centered|
|Magnesium |Mg |-0,90 |1 |9 |volume-center|
| | | | | |ed |
|Aluminium Or |Al |-0,38 |2 |9 |face-centered|
|Aluminium |Al |-0,38 |1 |12 |face-centered|
|Potassium |K |-4,20 |1 |8 |body-centered|
|Calcium |Ca |-1,78 |1 |9 |face-centered|
|Calciom |Ca |T=737K |2 |8 |body-centered|
|Scandium Or |Sc |-0,67 |2 |9 |volume-center|
| | | | | |ed |
|Scandium |Sc |-0,67 |1 |18 |volume-center|
| | | | | |ed |
|Titanium |Ti |-2,40 |1 |9 |volume-center|
| | | | | |ed |
|Titanium |Ti |-2,40 |3 |9 |volume-center|
| | | | | |ed |
|Titanium |Ti |T=1158K |4 |8 |body-centered|
|Vanadium |V |+0,76 |5 |8 |body-centered|
|Chromium |Cr |+3,63 |6 |8 |body-centered|
|Iron or |Fe |+8,00 |8 |8 |body-centered|
|Iron |Fe |+8,00 |2 |14 |body-centered|
|Iron or |Fe |Т=1189K |7 |9 |face-centered|
|Iron |Fe |Т=1189K |4 |12 |face-centered|
|Cobalt or |Co |+3,60 |8 |9 |volume-center|
| | | | | |ed |
|Cobalt |Co |+3,60 |5 |12 |volume-center|
| | | | | |ed |
|Nickel |Ni |-0,60 |1 |9 |face-centered|
|Copper or |Cu |-0,52 |1 |18 |face-centered|
|Copper |Cu |-0,52 |2 |9 |face-centered|
|Zink or |Zn |+0,90 |2 |18 |volume-center|
| | | | | |ed |
|Zink |Zn |+0,90 |3 |9 |volume-center|
| | | | | |ed |
|Rubidium |Rb |-5,90 |1 |8 |body-centered|
|Itrium |Y |-1,25 |2 |9 |volume-center|
| | | | | |ed |
|Zirconium or |Zr |+0,21 |3 |9 |volume-center|
| | | | | |ed |
|Zirconium |Zr |Т=1135К |4 |8 |body-centered|
|Niobium |Nb |+0,72 |5 |8 |body-centered|
|Molybde-num |Mo |+1,91 |6 |8 |body-centered|
|Ruthenium |Ru |+22 |7 |9 |volume-center|
| | | | | |ed |
|Rhodium Or |Rh |+0,48 |5 |12 |face-centered|
|Rhodium |Rh |+0,48 |8 |9 |face-centered|
|Palladium |Pd |-6,80 |1 |9 |face-centered|
|Silver or |Ag |-0,90 |1 |18 |face-centered|
|Silver |Ag |-0,90 |2 |9 |face-centered|
|Cadmium or |Cd |+0,67 |2 |18 |volume-center|
| | | | | |ed |
|Cadmium |Cd |+0,67 |3 |9 |volume-center|
| | | | | |ed |
|Caesium |Cs |-7,80 |1 |8 |body-centered|
|Lanthanum |La |-0,80 |2 |9 |volume-center|
| | | | | |ed |
|Cerium or |Ce |+1,92 |3 |9 |face-centered|
|Cerium |Ce |+1,92 |1 |9 |face-centered|
|Praseodymium or |Pr |+0,71 |4 |9 |volume-center|
| | | | | |ed |
|Praseodymium |Pr |+0,71 |1 |9 |volume-center|
| | | | | |ed |
|Neodymium or |Nd |+0,97 |5 |9 |volume-center|
| | | | | |ed |
|Neodymium |Nd |+0,97 |1 |9 |volume-center|
| | | | | |ed |
|Gadolinium or |Gd |-0,95 |2 |9 |volume-center|
| | | | | |ed |
|Gadolinium |Gd |T=1533K |3 |8 |body-centered|
|Terbium or |Tb |-4,30 |1 |9 |volume-center|
| | | | | |ed |
|Terbium |Tb |Т=1560К |2 |8 |body-centered|
|Dysprosium |Dy |-2,70 |1 |9 |volume-center|
| | | | | |ed |
|Dysprosium |Dy |Т=1657К |2 |8 |body-centered|
|Erbium |Er |-0,341 |1 |9 |volume-center|
| | | | | |ed |
|Thulium |Tu |-1,80 |1 |9 |volume-center|
| | | | | |ed |
|Ytterbium or |Yb |+3,77 |3 |9 |face-centered|
|Ytterbium |Yb |+3,77 |1 |9 |face-centered|
|Lutecium |Lu |-0,535 |2 |9 |volume-center|
| | | | | |ed |
|Hafnium |Hf |+0,43 |3 |9 |volume-center|
| | | | | |ed |
|Hafnium |Hf |Т=2050К |4 |8 |body-centered|
|Tantalum |Ta |+0,98 |5 |8 |body-centered|
|Wolfram |W |+0,856 |6 |8 |body-centered|
|Rhenium |Re |+3,15 |6 |9 |volume-center|
| | | | | |ed |
|Osmium |Os |