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 ...

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.

Even though chemists had identified relationships between small groups of elements ... Meyer and William Odling independently published their own versions of a periodic table. Meyer’s table was ...

Mrs Roberts: Well, elements that have similar properties to each other are put into vertical columns called groups. Now, the table is called the periodic table because the elements with similar ...

The present paper deals with the question how `finite' can here be relaxed to `locally finite', `of finite exponent', or `periodic'. An example shows that two locally finite groups of finite exponent, ...

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