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Lutetium

#71 · Lanthanide

I-Mass174.97 u
Uxinano9.84 g/cm³
Uthuthu1925.0 K
Ukomisa3675.0 K
Electronegativity1.27
Ionization energy523.5 kJ/mol
Atomic radius:174.0 pm
I-Blockd- iblock
Ilizwe (RT)I-Solid
Qwalasela[Xe] 4f14 5d1 6s2
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