The correct response is: Their outer most energy levels are complete with 8 electrons.
Noble gases have full outer electron shells, which makes them stable and less likely to react with other elements.
Why are the noble gases the least reactive elements?(1 point)
Responses
They have the same number of electrons as protons.
They have the same number of electrons as protons.
Their outer most energy levels are complete with 8 electrons.
Their outer most energy levels are complete with 8 electrons.
They are all radioactive.
They are all radioactive.
They are the last elements in each row on the periodic table.
1 answer