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pav-90 [236]
2 years ago
7

Please help... will give brainiest

Chemistry
1 answer:
Dvinal [7]2 years ago
7 0

Answer:

The answer will be :

In year 1869

Russian scientist named Dmitri Mendeleev

Chart called Mendeeleves periodic table

increasing atomic masses

physical and chemical properties.

Hope this Helps

Best of luck !!

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