to discover krypton, neon and xenon (1898). It was debated whether the 'inert' monoatomic gases belonged to the periodic table owing to their lack of 'chemical properties'; elements coming late to ...

The periodic table thus established remained until ... gases” by Ramsay which began in 1894 with Argon. These elements: He, A, Ne, Kr, and Xe are absolutely inert gases, that is they do not ...

Space is home to a great many oddities, and even chemistry gets strange out there. In fact, there are even some molecules ...

February 7 is National Periodic Table Day, when we celebrate the efforts of scientists over the centuries to figure out how different elements ...

The modern periodic table, arranged in rows and columns, was first introduced by Dmitri Mendeleev in 1869. At the time, it included the known elements and their properties, but Mendeleev predicted ...

Ukraine has offered to strike a deal with U.S. President Donald Trump for continued American military aid in exchange for ...

New research reveals that Earth and Mars lost essential elements due to violent cosmic collisions, not early planetary ...

Understanding where Earth's essential elements came from—and why some are missing—has long puzzled scientists. Now, a new ...

Dragon Elements unveils LATIDO®, the technology that merges sound and light, to eliminate screens and speakers, and disrupt the XR and wearable market ...

What are Endangered & Critical Elements? Of the 118 elements that make up everything—from the compounds in a chemist’s arsenal to consumer products on the shelf—44 will face supply limitations in the ...