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 ...

What do all these things have in common? They all have a link to the periodic table, which turned 150 in 2019! Here are some fascinating elements that you may never have heard of, but definitely ...

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

Two elements in group 1 of the periodic table are lithium and sodium. Very small pieces of lithium and sodium were reacted separately with water. In the periodic table, the group 7 elements and ...