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Everyday Science MCQs
Q
Which statement is consistent with Hunds rule ?
AA. Electrons fill orbitals with parallel spins until all the orbitals of the same energy are half filled then they go into sub-shells with anti-parallel (opposite) spin.
BB. The electrons in the same atom cannot have the same four quantum numbers
CC. There is maximum of two electrons is an orbital.
DD. None
Correct Answer:
A. A. Electrons fill orbitals with parallel spins until all the orbitals of the same energy are half filled then they go into sub-shells with anti-parallel (opposite) spin.