Term Calculator

Finds all possible terms for a given electron configuration.

Configuration:

Terms for 4f11.5d.6s.7s:

⁵N°_8,9,10,11,12 ³N°_9,10,11 ¹N°₁₀ ⁵M°_7,8,9,10,11 ³M°_8,9,10 ¹M°₉ ⁷L°_{5,6,7,8,9,10,11} ⁵L°_6,7,8,9,10 ³L°_7,8,9 ¹L°₈ ⁷K°_{4,5,6,7,8,9,10} ⁵K°_5,6,7,8,9 ³K°_6,7,8 ¹K°₇ ⁷I°_{3,4,5,6,7,8,9} ⁵I°_4,5,6,7,8 ³I°_5,6,7 ¹I°₆ ⁷H°_{2,3,4,5,6,7,8} ⁵H°_3,4,5,6,7 ³H°_4,5,6 ¹H°₅ ⁷G°_{1,2,3,4,5,6,7} ⁵G°_2,3,4,5,6 ³G°_3,4,5 ¹G°₄ ⁷F°_{0,1,2,3,4,5,6} ⁵F°_1,2,3,4,5 ³F°_2,3,4 ¹F°₃ ⁷D°_1,2,3,4,5 ⁵D°_0,1,2,3,4 ³D°_1,2,3 ¹D°₂ ⁷P°_2,3,4 ⁵P°_1,2,3 ³P°_0,1,2 ¹P°₁ ⁷S°₃ ⁵S°₂ ³S°₁ ¹S°₀

Other electron configurations known for Er I:

4f12.6s2
4f11.5d<3/2>.6s2
4f11.5d<5/2>.6s2
4f12.6s.6p
4f11.6s2.6p<1/2>
4f11.6s2.6p<3/2>
4f12.5d.6s
4f11.5d2.6s
4f11.5d.6s2
4f11.5d.6s.6p
4f12.6s.7s
4f12.6s.6d
4f12.6s.8s
4f11.5d.6s.7s