The correct response is:
They all have a full outer valence shell.
All noble gases have a complete valence shell, which contributes to their lack of reactivity.
What quality do all of the elements in group 18, the noble gases, share?(1 point)
Responses
They all have the same number of protons in their nucleus.
They all have the same number of protons in their nucleus.
They all have 8 valence elections.
They all have 8 valence elections.
They all have a full outer valence shell.
They all have a full outer valence shell.
They are all highly reactive.
1 answer