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A.E.Beguyer de Chancourtois discovers periodic table (french geologist) (5 ч 52 мин, 12 янв 1862 г. – 16 ч 41 мин, 18 янв 1863 г.)

Описание:

Periodic Table: Ordering of chemical elements showing physical properties and periodicity of a chemical.

He set up a cylinder with increasing atomic weight, 16 elements on each turn. The vertical elements were similar.

"The properties of the elements are the properties of the numbers." Saw that properties reoccur every 7 elements.

Errors in chart: Ions and compounds in addition to the elements.

Добавлено на ленту времени:

Дата:

5 ч 52 мин, 12 янв 1862 г.
16 ч 41 мин, 18 янв 1863 г.
~ 1 years