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 ...

In 1862, French geologist Alexandre-Emile Beguyer de Chancourtois developed the 'telluric screw' – a three-dimensional arrangement of the ... took issue with the credit that Mendeleev was given for ...

Mendeleev also sent copies of the table bearing this date to his colleagues in Russia and abroad. Four days later, he formulated the periodic law in an article entitled The Dependence Between the ...

It has a unique arrangement of rows and columns. A Russian scientist named Dmitri Mendeleev produced one of the first periodic tables over 150 years ago. The modern periodic table is a based ...

Russian scientists will hold the first experiments at the Super-Heavy Element Factory in Dubna near Moscow in April to synthesize the 114th and 115th elements of Mendeleev’s Periodic Table ...