These are the noble (inert) gases.
This is the noble gases familiy.
The outer shell of an atom is the valence shell, which contains the valence electrons.
the valence shell
valence shell
The Noble gases, these are unreactive elements which exist as single atoms due to them having a full outer shell of electrons.
chlorine has 6 electrons in the outer shell. although these have a special name, they are called valance electrons.
Helium is an element. It is a Noble Gas (group 8) which means it has a full outer shell and is not reactive. It's symbol is He.
Arthur Art Shell
Electrons in the outer most shell are called Valence Electrons.
All insects have an outer shell called the exoskeleton.
a creature that has a hard outer shell and eats people
Valence electons