Identify the molecule which has more than 8 electrons in outermost orbit

In which of the following molecule, central atom has more than 8 electrons in outermost orbit?

In which of the following molecule, central atom has more than 8 electrons in outermost orbit?

An ion has 18 electrons in the outermost shell it is

An ion has 18 electrons in the outermost shell , it is

Element A has three electrons in the outermost orbit and B has six electrons in the outermost orbit The formula of the compound will be .

Element A has three electrons in the outermost orbit and B has six electrons in the outermost orbit The formula of the compound will be .

Fe has been placed in the eighth group, the number of electrons in the outermost orbit is