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Beryllium

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name Beryllium
latin Beryllium
french Béryllium
german Beryllium
symbol Be
proton number 4
atomic weight 9.012182
Pauling electronegativity 1.57
electronic configuration [He] 2s2
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melting point 1560 K, 1287°C, 2348°F
boiling point 2742 K, 2469°C, 4476°F
group 2
period 2
state (by 20°C) solid
oxidation states +2
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Discoverer

Year of discovery Discoverer
1798 Louis Nicolas Vauquelin (1763-1829)

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