Meyer did contribute to the development of the periodic table in another way ... but it is his attempt that was so successful that it now forms the basis of the modern periodic table. Mendeleev did ...

The modern periodic table is based closely on the ideas he used. Cal: And how is it ordered? Mrs Roberts: So, the elements are arranged in order of increasing atomic number. The horizontal rows ...

Since then, the periodic table has evolved to reflect over 150 years of scientific development and understanding in chemistry and physics. Today, with 118 known elements, it is widely regarded as one ...

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 ...

economic and political aspects of the global society through a common language, whilst also celebrating the genesis and development of the periodic table over the last 150 years." ...