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Yttrium

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name Yttrium
latin Yttrium
french Yttrium
german Yttrium
symbol Y
proton number 39
atomic weight 88.90585
Pauling electronegativity 1.22
electronic configuration [Kr] 4d15s2
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melting point 1799 K, 1526°C, 2779°F
boiling point 3609 K, 3336°C, 6037°F
group 3
period 5
state (by 20°C) solid
oxidation states +3
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Discoverer

Year of discovery Discoverer
1794 Johann Gadolin (1760-1852)

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