Consider Ground-State Helium Having Two Electrons in Orbit $\left( n , \ell l , m _ { 1 } , m _ { s } \right)$

question 11

Multiple Choice

Consider ground-state helium having two electrons in orbit. If one of the electrons has quantum numbers $\left( n , \ell l , m _ { 1 } , m _ { s } \right)$ of $1,0,0 , - 1 / 2$ respectively, the quantum numbers for the other electron will be

• A) \(1,0,0 , + 1 / 2\).
• B) \(1,1,0 , - 1 / 2\).
• C) \(1,1,1 , + 1 / 2\).
• D) none of the given answers.

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