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24 maio 1869 ano - Dmitri Mendeleev

Descrição:

He put elements into 7 categories. "He discovered that the properties of elements 'were periodic functions of the their atomic weights'. This became known as the Periodic Law."

Adicionado na linha do tempo:

Hazal and Verda atomic timeline

ByHazal Deniz Zenger
3 out 2017
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Data:

24 maio 1869 ano
Agora
~ 156 years ago
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