The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

The periodic table of elements—also known as Mendeleev’s table—was developed in 1869 by Russian chemist Dmitri Mendeleev. It organizes all known chemical elements by their atomic number ...

But how many of these elements do you know? Test your knowledge and compete with other Live Science readers to see who can ...

We are extremely pleased to announce the installation of a stunning periodic table of the elements. Because it is really over 100 individual displays of the elements ...

Scientists have found that our bodies need 28 different elements to function properly. These are almost one-quarter of the periodic table and are mainly found in the first four periods.

The periodic table has 118 elements in total ... However, other researchers, like famed chemist Pekka Pyykkö used computer models and identified properties and supposed positions for up to ...

Developing the periodic table The periodic table was developed by grouping elements with similar properties. This, together with a later arrangement by atomic weight, led to a repeating pattern of ...