The periodic table is like a map that organizes elements based on their atomic structure and properties. It helps scientists and students study and understand the vast variety of elements and how they ...

For now, they're known by working names, like ununseptium and ununtrium — two of the four new chemical elements whose discovery has been officially verified. The elements with atomic numbers 113, 115, ...

First 20 Elements Of The Periodic Table: The atomic number and symbols are important in chemistry. The atomic number of elements gives us an idea about the atomic structure of elements, such as how ...

This year is the International Year of the Periodic Table of Chemical Elements—and today (March 6), the modern version celebrates its 150 th birthday. To find out more about the table and how new ...

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 ...

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 ...

It says something about Dmitri Mendeleev that he had an easier time keeping track of the number of protons in the nucleus of an atom than the number of brothers and sisters living under his roof. The ...

INDIANAPOLIS, March 26, 2023 — In chemistry, we have He, Fe and Ca — but what about do, re and mi? Hauntingly beautiful melodies aren’t the first things that come to mind when looking at the periodic ...

McGill University provides funding as a member of The Conversation CA. McGill University provides funding as a member of The Conversation CA-FR. The United Nations announced 2019 as the International ...

David Cole-Hamilton is affiliated with the UK Liberal Democratic Party. He is Vice-President of the European Chemical Society (EuChemS). He is Past-President of the Royal Society of Chemistry Dalton ...