Which is the noble gas notation for chlorine?
[Ne] 4s^2 4p^5
[Ne] 3s^2 3p^5
[Ne] 3s^2 3p^3
[Ne] 3p^2 3p^5
[Ne] 4s^2 4p^5
[Ne] 3s^2 3p^5
[Ne] 3s^2 3p^3
[Ne] 3p^2 3p^5