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Periodic table of elements

Updated periodic table, laminated and fitted with support bars. The main physical and chemical features of every element are mentioned, essential for every laboratory.
A graphic illustrates the energetic level of the orbitals which determines the sequence of the periodic table’s blocks. It is very interesting to notice the mathematically correct represantation of the orbitals s, p, d and f. Even the recent chemical elements are present. The numerical data are updated according to the IUPAC recommendations.
Size 100 x 70 cm.