In 1869, Dmitri Mendeleev, a Russian chemist, presented the first Periodic Table.
In 1869, Dmitri Mendeleev, a Russian chemist, presented the first periodic table.
Mendeleev's published the periodic table in 1869.
Noble gases were not discovered when Mendeleev formulated his periodic table in 1869. Hence noble gases were not shown in the periodic table of 1869.
Dmitri Mendeleev developed the modern periodic table in 1869.
Demitri Mendeleev discovered a pattern to the periodic table in 1869.
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in 1869 periodic trends in the properties of the then-known elements
Dmitri invented a periodic table in 1869 where he arranged the elements in order of increasing atomic masses.
The element AU on the periodic chart stands for gold.