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 ...

In this periodic table of elements quiz, you have 10 minutes to name as many elements as you can, given only their symbol, ...

and produced several Periodic Tables between 1864-1870. His first table contained just 28 elements, organised by their valency (how many other atoms they can combine with). These elements were almost ...

which give the periodic table its name. Elements with similar properties are arranged to form columns (groups). The periodic table is now a thing of both beauty and practical use, says Dr Wothers.

Gethin: And today we're going to be looking at the periodic table. Let's take a look at some Group 1 metals then - also known as alkaline metals. Fran: Group 1 elements are called the alkali metals.

And what could possibly be more earthy than the elements of the periodic table, which literally come from the earth itself? The vibe is 50% nature name, 50% science name … and 100% super-cool ...

Group 7 of the periodic table is something of an oddity ... But this alleged element, given various names such as davyum, illenium, lucium and nipponium, turned out to be spurious.

For example, all the elements in group 1 are reactive metals, and all the elements in group 0 are unreactive non-metals. The zigzag, staircase, line in the diagram of the periodic table above ...