cassandragosa13 cassandragosa13

22-02-2017
Chemistry

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how did Mendeleev arrange the known elements?

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karinaramirez17 karinaramirez17

22-02-2017

In order of relative atomic mass.

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23-02-2017

Mendeleev arranged elements in rows in increasing order according to their atomic number, while also grouping elements with similar chemical properties in columns.

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