Use the periodic table as a model to predict the relative properties of elements based on the patterns of electrons in the outermost energy level of atoms. (This directly relates to periodic trends ...

These are almost one-quarter of the periodic table and are mainly found in the first four periods. Of these, 11 are essential elements that our bodies need in larger amounts: oxygen, carbon ...

Scientists have discovered the elusive properties hidden within promethium, a rare earth element that has remained largely ...

amino acid with weakly similar properties. Amino acid sequences are listed in Appendix Table S3. Finally, that this process relies on the co-option of host motifs by SteE suggests the intriguing ...