The Establishment Of A Law, Moreover, Does Not Take Place When The First Thought Of It Takes Form, Or Even When Its Significance Is Recognised, But Only When It Has Been Confirmed By The Results Of The Experiment.

-Dmitri Mendeleev

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The Establishment Of A Law, Moreover, Does

Dmitri Mendeleev

The Establishment Of A Law, Moreover, Does Not Take Place When The First Thought Of It Takes Form, Or Even When Its Significance Is Recognised, But Only When It Has Been Confirmed By The Results Of The Experiment.

Topic

Law

Doe

Firsts

Elements Which Are Similar As Regards Their Chemical Properties Have Atomic Weights Which Are Either Of Nearly The Same Value (eg. Pt, Ir, Os) Or Which Increase Regularly (eg. K, Ru, Cs).

Irs

Elements

Weight