display all the ideas for this combination of texts
3 ideas
17399 | Elements don't survive in compounds, but the 'substance' of the element does [Mendeleev] |
17401 | Mendeleev had a view of elements which allowed him to overlook some conflicting observations [Mendeleev] |
17400 | Mendeleev focused on abstract elements, not simple substances, so he got to their essence [Mendeleev, by Scerri] |