How is the atomic radius found?
Is found by half the distance between the nuclei of two bonded atoms.
What is atomic radius?
The atomic radius is the distance from the Center of an atom to the edge of the electron cloud.
What does Nuclei mean?
Means more than one Nucleus (Plural version)
What happens to the atomic radius down a group?
It increases
Why does the atomic radius increase down a group?
More electron energy levels make the atom larger.
why does the atomic radius decrease down a group?
There is more electrostatic attraction between
what happens to the atomic radius across a period?
It decreases