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Holmium

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name Holmium
latin Holmium
french Holmium
german Holmium
symbol Ho
proton number 67
atomic weight 164.93032
Pauling electronegativity 1.23
electronic configuration [Xe] 4f115d06s2
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melting point 1734 K, 1461°C, 2662°F
boiling point 2993 K, 2720°C, 4928°F
group -
period 6
state (by 20°C) solid
oxidation states +3
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Discoverer

Year of discovery Discoverers
1878 J. L. Soret
M. Delafontaine
1879 Per T. Cleve

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