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jul 28, 2018 - Modern Table

Description:

Mendeleev’s 63 elements periodic table is now extended to 109 elements. Most of them, according to his predictions and trends

Added to timeline:

Development of Periodic Table

ByKarl Stücker

26 Nov 2018

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403

Date:

jul 28, 2018

Now

~ 7 years and 2 months ago

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