Is the periodic table appears doubled? Two variants of division of elements into two subsets. Internal and secondary periodicity
作者
关键词
Periodic system, Double periodic tables, Internal periodicity, Secondary periodicity, Classification of elements, Early and late elements, Even and odd of the sum of <em class=EmphasisTypeItalic >n </em>+<em class=EmphasisTypeItalic > l</em> elements
Add your recorded webinar
Do you already have a recorded webinar? Grow your audience and get more views by easily listing your recording on Peeref.
Upload NowCreate your own webinar
Interested in hosting your own webinar? Check the schedule and propose your idea to the Peeref Content Team.
Create Now