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 ...

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 ...

It is wise to plan your answer first by making some notes. This will help you to ... Two elements in group 1 of the periodic table are lithium and sodium. Very small pieces of lithium and sodium ...

we’re going to look at three groups in periodic table – specifically group 1, group 7 and group 0. SUNAYANA: As always, it might be handy to write some notes or diagrams along the way so hit ...