An electronic arrangement is said to be stable if its outer shell consists

The potential of outer shell is

Out of the following electronic arrangement for outer electronic configuration The most stable arrangement

An atom of an element A has three electron in its outer shell and B has six electron in outermost shell. The formula of the compound formed between these two will be

The element having 18 electrons in its outer most shell is:

The arrangement of eight electrons in the outermost shell of an atom is called ______

The elements with five or more electrons in the outer shell are considered as _______________