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Chemistry 8 Online
OpenStudy (anonymous):

URGENT HELP? Please no guessing I have an exam on this.... Which ion has a charge of 2+ and whose last electron into an orbit has quantum numbers of 3, 2, 0, -1/2? A) Co 2+ B) Zn 2+ C) Cu 2+ D) Ni 2+

OpenStudy (anonymous):

The electron referred to by these quantum nos. is the electron of 3d orbital present in its 3rd subshell. So ur ans. is D |dw:1366484198210:dw|

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