Two scientists in Moscow have proposed replacing the periodic table as the chief way to organize elements. Rather than ordering by atomic number (the number of protons in the nucleus) the chart lists ...

Creating mnemonic phrases can help you remember the order of elements, especially for the first 20 elements or specific groups. These phrases are general and are available on other free online sources ...

Unlock the secrets of the Periodic Table of Elements with these surprising facts and deepen your understanding of the building blocks of our universe. The periodic table of elements is a cornerstone ...

Dmitri Mendeleev, the Russian chemist who published what is regarded as the first widely recognised periodic table, has been celebrated with his own Google doodle on what would have been his 182nd ...

Play this game to learn about lots of different elements in the periodic table. While you're watching, look out for where different elements are found in the periodic table. Mrs Roberts: So, here I ...

he left gaps for yet to be discovered elements he switched the order of a few elements to keep the groups consistent Iodine has a lower relative atomic mass than tellurium. So iodine should be placed ...

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 ...