The periodic table can be read across from left to the ... The first Group 1 element, lithium, has the highest melting point at 180°C. The melting points then get gradually lower, with the ...

Currently, there are 118 known elements on the periodic table, from hydrogen all the way to oganesson, which was officially named in 2016. It's pretty hefty, with at least 294 subatomic particles ...

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

At the heart of our biological composition are four elements: oxygen (O), carbon (C), hydrogen (H ... These are almost one-quarter of the periodic table and are mainly found in the first four ...

This year we celebrate the 150 th anniversary of Mendeleev’s achievement in formulating the structure of the periodic table that we use today. He announced his structure in 1869, but the challenge of ...

Click on the images below to automatically tweet the element infographics. Download the PDFs to make your own wall displays or education resources. We've also created a range of IYPT-themed, ...

A monthly collaboration between C&EN and Andy Brunning, chemistry educator and author of the popular graphics blog Compound Interest. Download an Updated Periodic Table from ACS Publications Is the ...

Heavy ligands such as polyoxometalates are opening a new frontier in actinide chemistry. Studying materials that are both ...

Lesson Plans: The Periodic Table and Bonding Download inquiry-based lesson plans ... A monthly collaboration between C&EN and Andy Brunning, chemistry educator and author of the popular graphics blog ...

Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability to attract ... and a small difference indicating a non-polar covalent bond (e.g., C-C ...