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How many electrons in a ground-state gas-phase atom of arsenic (As) have a quantum number ml = 1? โ€” Atomic Structure Chemistry Question

Question

How many electrons in a ground-state gas-phase atom of arsenic (As) have a quantum number ml = 1?

A.

5

B.

7

โœ“ Correct
C.

15

D.

18

๐Ÿ’ฌ
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