Berilioa

Berilioa (Be)

4 zenbaki atomikoa duen elementu kimikoa
Atomic Number4
Atomic Weight9.0121831
masa-zenbaki9
Group2
Period2
Blocks
protoi4 p+
neutroi5 n0
elektroi4 e-
Animated Bohrren eredu atomikoa of Be (Berilioa)

Propietate Fisiko

Erradio Atomiko
105 pm
bolumen molar
Erradio Kobalente
102 pm
Metallic Radius
89 pm
Erradio ioniko
16 pm
Crystal Radius
30 pm
Van der Waalsen erradio
153 pm
dentsitatea
1,85 g/cm³
Atomic Radii Of The Elements: Berilioa0102030405060708090100110120130140150160pmErradio AtomikoErradio KobalenteMetallic RadiusVan der Waalsen erradio

Magnitude Fisiko

energia
proton affinity
Afinitate elektroniko
ionizazio energia
9,322699 eV/particle
ionizazio energia of Be (Berilioa)
Irakite-entalpia
309 kJ/mol
urtze-entalpia
12,21 kJ/mol
formazio entalpia estandarra
324 kJ/mol
elektroi
elektroi geruza2, 2
Bohrren eredu atomikoa: Be (Berilioa)
balentzia-elektroi2
Lewis egitura: Be (Berilioa)
electron configuration[He] 2s2
1s2 2s2
Enhanced Bohrren eredu atomikoa of Be (Berilioa)
Orbital Diagram of Be (Berilioa)
Oxidazio-egoera0, 1, 2
Elektronegatibotasun
1.57
Electrophilicity Index
0,5110145863657444 eV/particle
materiaren funtsezko egoera
materiaren egoeraSolid
materiaren egoera gaseoso
Boiling Point
2.741,15 K
Melting Point
1.560,15 K
critical pressure
critical temperature
5.205,15 K
Puntu hirukoitz
appearance
kolore
Slate Gray
appearancewhite-gray metallic
errefrakzio-indize
thermodynamic material property
Thermal Conductivity
Bero-dilatazio
0,0000113 1/K
molar heat capacity
16,443 J/(mol K)
Specific Heat Capacity
1,825 J/(g⋅K)
indize adiabatiko
electrical properties
typeConductor
Eroankortasun elektriko
25 MS/m
Erresistibitate elektriko
0,00000003999999999998 m Ω
Supereroankortasun
0,026 K
Magnetismo
typediamagnetic
suszeptibilitate magnetiko (Mass)
−0,0000000126 m³/Kg
suszeptibilitate magnetiko (Molar)
−0,0000000001136 m³/mol
suszeptibilitate magnetiko (Volume)
−0,00002328
magnetic ordering
Curieren tenperatura
Néel temperature
egitura
Crystal StructureSimple Hexagonal (HEX)
lattice constant
2,29 Å
Lattice Anglesπ/2, π/2, 2 π/3
materialen propietate mekaniko
Gogortasun
5,5 MPa
konprimagarritasun-modulu
130 GPa
Zizaila modulua
132 GPa
Youngen modulu
287 GPa
Poissonen modulu
0,032
Soinuaren lastertasun
13.000 m/s
classification
CategoryAlkaline earth metals, Alkaline earth metals
CAS GroupIIA
IUPAC GroupIIA
Glawe Number77
Mendeleev Number75
Pettifor Number77
Geochemical Classalkaline earth metal
Goldschmidt classificationlitophile

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Gas Basicity
polarizability
37,74 ± 0,03 a₀
C6 Dispersion Coefficient
227 a₀
allotrope
Neutron cross section
0,0092
Neutron Mass Absorption
0,00003
zenbaki kuantiko1S0
talde espazial194 (P63/mmc)

Isotopes of Beryllium

Stable Isotopes1
Unstable Isotopes11
Natural Isotopes1

5Be

masa-zenbaki5
neutron number1
atomo-masa erlatibo
5,03987 ± 0,00215 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin1/2
nuclear quadrupole moment
0
aurkikuntza-data
parity+

decay modeintensity
p (proton emission)

6Be

masa-zenbaki6
neutron number2
atomo-masa erlatibo
6,019726409 ± 0,000005848 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
5 ± 0,3 zs
spin0
nuclear quadrupole moment
0
aurkikuntza-data1958
parity+

decay modeintensity
2p (2-proton emission)100%

7Be

masa-zenbaki7
neutron number3
atomo-masa erlatibo
7,016928714 ± 0,000000076 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
53,22 ± 0,06 d
spin3/2
nuclear quadrupole moment
aurkikuntza-data1938
parity-

decay modeintensity
ϵ (electron capture)100%

8Be

masa-zenbaki8
neutron number4
atomo-masa erlatibo
8,005305102 ± 0,000000037 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
81,9 ± 3,7 as
spin0
nuclear quadrupole moment
0
aurkikuntza-data1932
parity+

decay modeintensity
α (α emission)100%

9Be

masa-zenbaki9
neutron number5
atomo-masa erlatibo
9,012183062 ± 0,000000082 Da
g-factor
−0,78495333333333 ± 0,0000033333333333333
natural abundance
100
desintegrazio erradioaktiboisotopo egonkor
Semidesintegrazio-periodoNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,0529 ± 0,0004
aurkikuntza-data1921
parity-

10Be

masa-zenbaki10
neutron number6
atomo-masa erlatibo
10,013534692 ± 0,000000086 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
1,387 ± 0,012 My
spin0
nuclear quadrupole moment
0
aurkikuntza-data1935
parity+

decay modeintensity
β (β decay)100%

11Be

masa-zenbaki11
neutron number7
atomo-masa erlatibo
11,02166108 ± 0,000000255 Da
g-factor
−3,3632 ± 0,0016
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
13,76 ± 0,07 s
spin1/2
nuclear quadrupole moment
0
aurkikuntza-data1958
parity+

decay modeintensity
β (β decay)100%
βα (β-delayed α emission)3.3%
B-p0.0013%
β n (β-delayed neutron emission)

12Be

masa-zenbaki12
neutron number8
atomo-masa erlatibo
12,026922082 ± 0,000002048 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
21,46 ± 0,05 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data1966
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.5%

13Be

masa-zenbaki13
neutron number9
atomo-masa erlatibo
13,036134506 ± 0,000010929 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
1 ± 0,7 zs
spin1/2
nuclear quadrupole moment
0
aurkikuntza-data1983
parity-

decay modeintensity
n (neutron emission)

14Be

masa-zenbaki14
neutron number10
atomo-masa erlatibo
14,04289292 ± 0,00014197 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
4,53 ± 0,27 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data1973
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)86%
2n (2-neutron emission)5%
β t (β-delayed triton emission)0.02%
βα (β-delayed α emission)0.004%

15Be

masa-zenbaki15
neutron number11
atomo-masa erlatibo
15,053490215 ± 0,00017799 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
790 ± 270 ys
spin5/2
nuclear quadrupole moment
aurkikuntza-data2013
parity+

decay modeintensity
n (neutron emission)100%

16Be

masa-zenbaki16
neutron number12
atomo-masa erlatibo
16,061672036 ± 0,00017799 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
650 ± 130 ys
spin0
nuclear quadrupole moment
0
aurkikuntza-data2012
parity+

decay modeintensity
2n (2-neutron emission)100%
Beryllium nuggets 2
Electron shell de 004 Beryllium

historia

aurkitzailea edo asmatzaileaFredrich Wöhler, A.A.Bussy
aurkikuntzaren lekuaGermany/France
aurkikuntza-data1798
etimologiaGreek: beryllos, "beryl" (a mineral).
pronunciationbeh-RIL-i-em (ingelesa)

source

Abundance
Abundance in Earth's crust
2,8 mg/kg
natural abundance (ozeano)
0,0000056 mg/L
natural abundance (gizakiaren gorputza)
0,00000004 %
natural abundance (Meteoroide)
0,0000029 %
natural abundance (Eguzkia)
0,00000001 %
Abundance in Universe
0,0000001 %

Nuclear Screening Constants

1s0.3152
2s2.088