B₃E₁R₁K₅E₁L₁I₁U₁M₃S₁

18 points

BERKELIUMS is validvalid

BERKELIUM, the chemical element with atomic number 97 [n]

122,085 of 196,601 in NWL2023·also valid in CSW24

BERKELIUM, a radioactive, metallic element made artificially [n]

21,638 of 280,887 in CSW24·also valid in NWL2023