Do you know 2019 is the international year of the periodic table? ⚗️
Look at this nice representation by C. R. Nodder (1920)
Here you can find many other ones: https://www.meta-synthesis.com/webbook/35_pt/JCE_PTs_1934.pdf
Do you know 2019 is the international year of the periodic table? ⚗️
Look at this nice representation by C. R. Nodder (1920)
Here you can find many other ones: https://www.meta-synthesis.com/webbook/35_pt/JCE_PTs_1934.pdf
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