Science, Maths & Technology
Metals in medicine
...La [Xe]5d16s2 5d1 4f0 cerium Ce [Xe]4f15d16s2 4f2 4f1 praseodymium Pr [Xe]4f36s2 4f3 4f2 neodymium Nd [Xe]4f46s2 4f4 4f3 promethium Pm [Xe]4f56s2 4f5 4f4 samarium Sm [Xe]4f66s2 4f6 4f5 europium Eu [Xe]4f76s2 4f7 4f6 gadolinium Gd [Xe]4f75d16s2 4f75d1 4f7 terbium Tb [Xe]4f96s2 4f9 4f8 dysprosium Dy [Xe]4f106s2 4f10 4f9 holmium Ho [Xe]4f116s2 4f11 4f10 erbium Er [Xe]4f126s2...