Beriliom

Beriliom (Be)

chemical element with symbol Be and atomic number 4
Atomic Number4
Atomic Weight9.0121831
Niver mas9
Group2
Period2
Blocks
Proton4 p+
Neutron5 n0
Elektron4 e-
Animated Bohr model of Be (Beriliom)

Physical Property

Atomic Radius
molar volume
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Beriliom0102030405060708090100110120130140150160pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energiezh
proton affinity
electron affinity
ionization energy
ionization energy of Be (Beriliom)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
Elektron
electron shell2, 2
Bohr model: Be (Beriliom)
valence electron2
Lewis structure: Be (Beriliom)
electron configuration[He] 2s2
1s2 2s2
Enhanced Bohr model of Be (Beriliom)
Orbital Diagram of Be (Beriliom)
oxidation number0, 1, 2
electronegativity
1.57
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
Poent tric'hement
appearance
liv
Slate Gray
appearancewhite-gray metallic
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
electrical resistivity
superconductivity
Gwarellegezh
typediamagnetic
magnetic susceptibility (Mass)
-0,0000000126 m³/Kg
magnetic susceptibility (Molar)
-0,0000000001136 m³/mol
magnetic susceptibility (Volume)
-0,00002328
magnetic ordering
Curie temperature
Néel temperature
framm
Crystal StructureSimple Hexagonal (HEX)
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
0,032
speed of sound
rummatadur
CategoryAlkaline earth metals, Alkaline earth metals
CAS GroupIIA
IUPAC GroupIIA
Glawe Number77
Mendeleev Number75
Pettifor Number77
Geochemical Classalkaline earth metal
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
0,0092
Neutron Mass Absorption
0,00003
quantum number1S0
space group194 (P63/mmc)

Isotopes of Beryllium

Stable Isotopes1
Unstable Isotopes11
Natural Isotopes1

5Be

Niver mas5
niver a neutron1
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
time of discovery or invention
parity+

decay modeintensity
p (proton emission)

6Be

Niver mas6
niver a neutron2
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
5 ± 0,3 zs
spin0
nuclear quadrupole moment
0
time of discovery or invention1958
parity+

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

7Be

Niver mas7
niver a neutron3
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
53,22 ± 0,06 d
spin3/2
nuclear quadrupole moment
time of discovery or invention1938
parity-

decay modeintensity
ϵ (electron capture)100%

8Be

Niver mas8
niver a neutron4
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
81,9 ± 3,7 as
spin0
nuclear quadrupole moment
0
time of discovery or invention1932
parity+

decay modeintensity
α (α emission)100%

9Be

Niver mas9
niver a neutron5
Relative Atomic Mass
g-factor
-0,78495333333333 ± 0,0000033333333333333
natural abundance
100
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,0529 ± 0,0004
time of discovery or invention1921
parity-

10Be

Niver mas10
niver a neutron6
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
1,387 ± 0,012 My
spin0
nuclear quadrupole moment
0
time of discovery or invention1935
parity+

decay modeintensity
β (β decay)100%

11Be

Niver mas11
niver a neutron7
Relative Atomic Mass
g-factor
-3,3632 ± 0,0016
natural abundance
radioactivity☢️ radioactive element
half-life
13,76 ± 0,07 s
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1958
parity+

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

12Be

Niver mas12
niver a neutron8
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
21,46 ± 0,05 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1966
parity+

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

13Be

Niver mas13
niver a neutron9
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1 ± 0,7 zs
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1983
parity-

decay modeintensity
n (neutron emission)

14Be

Niver mas14
niver a neutron10
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
4,53 ± 0,27 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1973
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

Niver mas15
niver a neutron11
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
790 ± 270 ys
spin5/2
nuclear quadrupole moment
time of discovery or invention2013
parity+

decay modeintensity
n (neutron emission)100%

16Be

Niver mas16
niver a neutron12
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
650 ± 130 ys
spin0
nuclear quadrupole moment
0
time of discovery or invention2012
parity+

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

istor

dizoloer pe ijinerFredrich Wöhler, A.A.Bussy
location of discoveryGermany/France
time of discovery or invention1798
EtimologiezhGreek: beryllos, "beryl" (a mineral).
pronunciationbeh-RIL-i-em (saozneg)

mammenn

Abundance
Abundance in Earth's crust
natural abundance (meurvor)
natural abundance (human body)
0,00000004 %
natural abundance (meteoroid)
0,0000029 %
natural abundance (Heol)
0,00000001 %
Abundance in Universe
0,0000001 %

Nuclear Screening Constants

1s0.3152
2s2.088