Asked by Jordan

Which neutral atoms have the following electron configurations in either a ground state or excited state? Enter the name or symbol.

[Ar]4s23d3 - I know that this is Vanadium

[Xe]6s24f1 - I thought that this was Lu but it counts it wrong each time! Help please!

Answers

Answered by JL
#57 (La)Lanthanum=[Xe] 5d1 6s2
#58 (Ce)Cerium=[Xe] 4f1 5d1 6s2
based on what I've read, La is the answer,but for some reason-5d1 is used instead of 4f1.
Answered by DrBob222
That's right. Count the electrons and there are 57 but the configuration is not right for La.
There are no AI answers yet. The ability to request AI answers is coming soon!

Related Questions