The Quantum Numbers of the Last Electron of Arsenic Could

question 42

Multiple Choice

The quantum numbers of the last electron of arsenic could be:

• A)n = 4,ℓ = 2,m_ℓ = 1,m_s = +1/2
• B)n = 4,ℓ = 1,m_ℓ = 1,m_s = +1/2
• C)n = 3,ℓ = 1,m_ℓ = 1,m_s = +1/2
• D)n = 4,ℓ = 3,m_ℓ = 1,m_s = +1/2
• E)n = 4,ℓ = 1,m_ℓ = 1/2,m_s = 0

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