Reordered Periodic Table, despite atomic masses (6 St. 26 Min, 1 Jan 1906 Jahr – 20 St. 28 Min, 31 Dez 1906 Jahr)
Beschreibung:
Changed weight of beryllium from 14 to 9, putting in in group 2 with more similar characteristics.
17 elements moved- indicated atomic weights were miscalculated.
Even after these, more needed reordering.
Gaps in periodic table filled later by gallium, scandium and germanium.
Mendeleev's research more extensive than Meyer's.
Predicted existence of 7 new elements- 3 not exist.
Zugefügt zum Band der Zeit:
Datum:
6 St. 26 Min, 1 Jan 1906 Jahr
20 St. 28 Min, 31 Dez 1906 Jahr
~ 12 months
Abbildungen:
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