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

Question

marmal · Answer

Only bromine. You have to write electron configuration: [ B r ] : 1 s 2 2 s 2 2 p 6 3 s 2 3 p 6 3 d 10 4 s 2 4 p 5

marmal · Answer

Bromine (Br) has five electrons in its 4p sublevel. Neon (Ne) and phosphorus (P) do not have any electrons in this sublevel. Therefore, the correct answer is bromine. 
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Consider the elements neon, bromine, and phosphorus. Which has five electrons in its 4p sublevel?

Answer (2)

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