What did johann wolfgang döbereiner contribute to the periodic table?

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10-12-2017
Chemistry

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What did johann wolfgang döbereiner contribute to the periodic table?

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Аноним Аноним · Answer 1 · 2017-12-10T08:51:57+01:00

Аноним Аноним

10-12-2017

His work foreshadowed the periodic table. He tried organizing elements into triads, a set of 3 elements with similar properties. In each triad the mean of the lightest and heaviest atomic weight equaled to approximately the atomic weight of the middle element.

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