?

SAT® Subject Test in Chemistry

Free Version

Upgrade subject to access all content

Difficult

Quantum Number Electron 40

SATCHM-H7VTTN

Please follow the Aufbau principle, Pauli exclusion principle, and Hund's rule to determine the four quantum numbers (principle, angular, magnetic, spin) for the final electron of the listed element.

Zirconium

Example: The final electron of $Be$ is 4.

A

$3,2,-2,+1/2$

B

$5,1,0,-1/2$

C

$4,0,0,-1/2$

D

$1,0,0,-1/2$

E

$4,2,-1,+1/2$