So how has the periodic table been put together? Mrs Roberts: Well, the modern periodic table shows us all of the elements arranged in rows, which are called periods. It has changed a lot over the ...

Can France claim the first periodic table? Probably not, but a French Geology Professor made a significant advance towards it, even though at the time few people were aware of it. Alexandre Béguyer de ...

The Periodic Table is an amazing chemistry tool that is organized with elements in order of increasing atomic number. The properties of the element change as you move across the row, but are similar ...

Take your pick from this collection of links about elements and the periodic table! Build an element ball ... the connection of alchemy to modern day chemistry, and some fun activities to experience a ...

Thus, in the modern periodic table, the elements are arranged according to their atomic number - not their relative atomic mass. "We now know the 'how it works, why it works', and this is to do ...

118 Elements and Their Symbols and Atomic Numbers: The periodic table is a well-organized chart that contains all the known elements in the universe. These elements are building blocks of matter ...