Periodic Table Atomic Radius Worksheet. The atomic radius gets smaller as. Trends In The Periodic Table I Atomic And Ionic Radius.
For elements which form more than one cation, the cation charges and sizes are. Alkali metals Alkaline earth metals Transition metals Lanthanides Actinides Other metals Metalloids (semi-metal) Nonmetals Halogens Noble gases. The Periodic Table of the Elements (including Atomic Radius).
The atomic radius of atoms generally decreases from left to right across a period.
Because of the way we organize the elements, there are special.
This greater nuclear attraction pulls the electrons in more closely, and the atomic radii actually decrease. The atomic radius is defined as one-half the distance between the nuclei of two identical atoms that are bonded together. As can be seen in the figures below, the atomic radius increases from top to bottom The table below illustrates these trends for the main group elements.