Question

What is the maximum number of electrons in an atom whose highest-energy electrons have the principal...

What is the maximum number of electrons in an atom whose highest-energy electrons have the principal quantum number n=3?

Express your answer as an integer.

I've already tried putting in 18 and 28 electrons for my answer, but they were both marked as wrong. I'm not sure what else the answer could be.

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Answer #1

Gwen tha t highest-Encunelechon heve the Pinaiple Qantum nom ber. ten en o, 1,2 mbe (S) 0 3d hess

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Answer #2

it is 30 electrons

source: 22
answered by: s
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