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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 dic 1863 anni - 1864 – John Newlands Aporte: Propuso la Ley de las Octavas. Explicación: Notó que al ordenar los elementos por masa atómica, cada ocho elementos se repetían las propiedades químicas (como las notas musicales en una octava).
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Fabrizio
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1 dic 1863 anni
Adesso
~ 162 years ago
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