Y₄T₁T₁E₁R₁B₃I₁U₁M₃

16 points

YTTERBIUM is validvalid

the chemical element with atomic number 70 [n YTTERBIUMS]

119,955 of 196,601 in NWL2023·also valid in CSW24

(Swedish) a rare element of the boron group [n -S]

279,580 of 280,887 in CSW24·also valid in NWL2023