Chemistry · Quantum Chemistry
Among the following linear combinations of determinants written with spatial wavefunctions (1s, 2s) and spin wavefunctions (α, β), using 1 and 2 as electron labels, the one that denotes the unnormalized wavefunction of a triplet excited state (1s1 2s1) of He is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1|1sα(1) 2sβ(1)|/|1sα(2) 2sβ(2)| + |2sα(1) 1sβ(1)|/|2sα(2) 1sβ(2)|
- 2|1sα(1) 2sβ(1)|/|1sα(2) 2sβ(2)| - |2sα(1) 1sβ(1)|/|2sα(2) 1sβ(2)|✓
- 3|1sβ(1) 1sα(2)|/|2sβ(2) 2sα(2)| + |2sα(1) 2sβ(2)|/|1sα(2) 1sβ(2)|
- 4|1sβ(1) 2sα(1)|/|1sβ(2) 2sα(2)| - |1sα(2) 2sβ(2)|/|1sα(2) 2sβ(2)|
Correct answer
|1sα(1) 2sβ(1)|/|1sα(2) 2sβ(2)| - |2sα(1) 1sβ(1)|/|2sα(2) 1sβ(2)|
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