Scientists use the periodic table to quickly refer to information about an element, like atomic mass and chemical symbol. The periodic table’s arrangement also allows scientists to discern trends in ...

There are currently 118 known elements on the periodic table, and we've put 20 of them ... a very small part of the ...

Mrs Roberts: So, the chemical symbol is Al. See if you can see it in the periodic table. Cal: OK. It is. It's on the right hand side. It's right there. Magic. OK, well I might have been able to ...

Elements after uranium on the periodic table have been synthesized for the ... and these researchers will be able to propose a name and atomic symbol for their discovery. Elements 115, 117 ...

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

On 17 February 1869, Russian chemist Dmitri Mendeleev jotted down the symbols for the chemical elements, putting them in order according to their atomic weights and inventing the periodic table.