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Beryllium - Vicipaedia

Beryllium

E Vicipaedia

4 lithiumberylliumborium
nullum

Be

Mg
Proprietates generalae
Nomen, Symbolus, Numerus Atomicus beryllium, Be, 4
Turma, Periodus, Glaeba 11, 6, d
Color ravum chalybeium
Pondus atomicum 9.012182(3)  g·mol−1
Configuratio electronis 1s2 2s2
e- per sphaeram 2, 2
Proprietates physicae
Status solidus
Densitas (circa 20°C) 1.85  g·cm−3
Densitas liquidi p.l. 1.690  g·cm−3
Punctum liquofactu 1560 K
(1287 °C, 2349 °F)
Punctum fervoris 2742 K
(2469 °C, 4476 °F)
Calor latens fusionis 7.895  kJ·mol−1
Capacitas caloris (25 °C) 16.443  J·mol−1·K−1
Pressio vaporis
P(Pa) 1 10 100 1 k 10 k 100 k
at T(K) 1462 1608 1791 2023 2327 2742
Proprietates atomicae
Structura crystallina cubic face centered
Oxidation states 2
(amphotericus)
Electronegativity 1.57 (Pauling)?
Radius atomicus 105  pm
Radius Atomicus (calc.) 112  pm
Radius Covalentiae 90  pm

Beryllium (-ii, n.) elementum chemicum in systemate periodico cuius symbolus Be et numerus atomicus 4 sunt. Elementum bivalens toxicum, beryllium colore ravum chalybeium, firmum, leve sed fragile est, metallum terrae alcalinae quod praecipue in usu est ut durator in metallis mixtis.

Inter lithium et boronium in systemate periodico stat.

Primum anno 1828 chemicus Germanicus Fridericus Wöhler beryllium a ceteribus substantiis segregavit.


stipula Haec stipula ad chemiam spectat. Amplifica, si potes!
1 H 2 He 3 Li 4 Be 5 B 6 C 7 N 8 O 9 F 10 Ne 11 Na 12 Mg 13 Al 14 Si 15 P 16 S 17 Cl 18 Ar 19 K 20 Ca 21 Sc 22 Ti 23 V 24 Cr 25 Mn 26 Fe 27 Co 28 Ni 29 Cu 30 Zn 31 Ga 32 Ge 33 As 34 Se 35 Br 36 Kr 37 Rb 38 Sr 39 Y 40 Zr 41 Nb 42 Mo 43 Tc 44 Ru 45 Rh 46 Pd 47 Ag 48 Cd 49 In 50 Sn 51 Sb 52 Te 53 I 54 Xe 55 Cs 56 Ba 57 La 58 Ce 59 Pr 60 Nd 61 Pm 62 Sm 63 Eu 64 Gd 65 Tb 66 Dy 67 Ho 68 Er 69 Tm 70 Yb 71 Lu 72 Hf 73 Ta 74 W 75 Re 76 Os 77 Ir 78 Pt 79 Au 80 Hg 81 Tl 82 Pb 83 Bi 84 Po 85 At 86 Rn 87 Fr 88 Ra 89 Ac 90 Th 91 Pa 92 U 93 Np 94 Pu 95 Am 96 Cm 97 Bk 98 Cf 99 Es 100 Fm 101 Md 102 No 103 Lr 104 Rf 105 Db 106 Sg 107 Bh 108 Hs 109 Mt 110 Ds 111 Rg 112 Uub 113 Uut 114 Uuq 115 Uup 116 Uuh 117 Uus 118 Uuo
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