Lanthanides and Actinides.
Lanthanide elements
Two rows of elements called the "LANTHANIDES" and the "ACTINIDES".
The elements with the highest mass are on the bottom right of the periodic table.
D block elements are at the center of the periodic table; f block elements are at the bottom.
The Periodic Table of Elements.
Atoms to the left on the periodic table Atoms with a large atomic radius
lanthanoids and actenoids
A Periodic table The Periodic Table of the Elements.
atomic number
In general, the elements with higher atomic numbers are the most radioactive and they are found at the bottom of the Periodic Table of Elements
Sterling silver is an alloy, not pure silver. Only pure elements are shown on the periodic table.
From the bottom to the top, the elements of the atomic periodic table have less mass and are more stable, in general.