The periodic table’s arrangement also allows scientists to discern trends in element properties, including electronegativity, ionization energy, and atomic radius. Many scientists worked on the ...

The Periodic Table is an amazing chemistry tool that is organized with elements in order of increasing atomic number. The properties of the element change as you move across the row, but are similar ...

The Periodic Table is a well-organized chart that contains all 118 known elements in the universe. These elements are the ...

The table shows the melting points of five alkali metals. Use this information to describe how melting point changes in group 1.

Damp litmus paper is bleached white when it is placed in chlorine. If damp-blue litmus paper is used, the paper turns red then white.

Atomic numbers were not yet known, but the atomic weights worked well enough for ordering most of the elements, and Mendeleev was able to accurately predict the properties of missing elements. John ...

That’s why this periodic table clock really caught our eye. [gocivici]’s idea is a simple one: light up three different elements with three different colors for hours, minutes, and seconds ...

Elements after uranium on the periodic table have been synthesized for the ... and the predicted properties of element 119 put it at the limits of what current technology is able to detect.

The periodic table has 118 elements in total ... like famed chemist Pekka Pyykkö used computer models and identified properties and supposed positions for up to 172 different elements.

More than 75 years after its initial discovery, scientists have created an organometallic molecule containing the transuranium element berkelium. According to a new study, the electronic signature of ...

Heavy ligands such as polyoxometalates are opening a new frontier in actinide chemistry. Studying materials that are both radioactive and rare presents significant challenges. The elements that follow ...

Moiré materials are a class of 2D nanomaterials that exhibit unique properties arising from the periodic interference patterns formed when two or more atomically thin layers are stacked with a slight ...