Asked by Angela

Consider the elements neon, bromine, and phosphorus. Which has five electrons in its 4p sublevel?

I got phosphorus wrong as my answer....

11 years ago

Answered by Adam

Phosphorus has three electrons in its 3p sublevel

11 years ago

Answered by Angela

so it would be Bromine?

11 years ago

Answered by Adam

Only bromine. You have to write electron configuration:
[Br]:1s^22s^22p^63s^23p^63d^{10}4s^24p^5

11 years ago

Answered by Angela

Thank you :)

11 years ago

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