This is the second part of a three-part series written by Carolyn Krause. Many of the elements were synthesized using an Oak ...

The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability to attract ... the stronger its ability to attract electrons and create a partial ...

During the process, they discovered something unexpected about this particular f-block element on the periodic table that could help us understand ... it has a tetravalent oxidation state (a positive ...

As you move from left to right across the periodic ... charge) and electrons, pulls the electrons closer together, hence the smaller size. As you move down a group in the periodic table, the ...

Scientists have found that our bodies need 28 different elements to function properly. These are almost one-quarter of the periodic table and are mainly found in the first four periods.

This year marks the 150th anniversary of the publication of Mendeleev’s Periodic Table of Chemical Elements in 1869. In celebration, the United Nations Educational, Scientific, and Cultural ...

During the process, they discovered something unexpected about this particular f-block element on the periodic table that could ... oxidation state (a positive charge of +4) that’s stabilized ...