Bor

Bor (B)

chemical element with symbol B and atomic number 5
Atomic Number5
Atomic Weight10.81
mass number11
Group13
Period2
Blockp
Proton5 p+
Neytron6 n0
Elektron5 e-
Animated Bohr model of B (Bor)

Fizik Xossa

Atom Radiusi
Molyar hajm
Kovalentlik Radiusi
Metallic Radius
Ion radiuslar
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Bor0102030405060708090100110120130140150160170180190200pmAtom RadiusiKovalentlik RadiusiMetallic RadiusVan der Waals radius

Chemical Property

energiya
proton affinity
electron affinity
ionization energy
ionization energy of B (Bor)
Solishtirma qaynash issiqligi
solishtirma erish issiqligi
standard enthalpy of formation
Elektron
Ion asboblar2, 3
Bohr model: B (Bor)
valence electron3
Lewis structure: B (Bor)
electron configuration[He] 2s2 2p1
1s2 2s2 2p1
Enhanced Bohr model of B (Bor)
Orbital Diagram of B (Bor)
Oksidlanish darajasi-5, -1, 0, 1, 2, 3
Elektrmanfiylik
2.04
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
Rang
Black
appearanceblack-brown
refractive index
thermodynamic material property
Thermal Conductivity
Issiqlikdan kengayish
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeInsulator
electrical conductivity
electrical resistivity
superconductivity
Magnetizm
typediamagnetic
magnetic susceptibility (Mass)
-0,0000000087 m³/Kg
magnetic susceptibility (Molar)
-0,0000000000941 m³/mol
magnetic susceptibility (Volume)
-0,0000214
magnetic ordering
Kyuri nuqtasi
Néel temperature
Tuzilma
Crystal StructureSimple Trigonal (TET)
Kristall panjara davri
Lattice Angles1.01334, 1.01334, 1.01334
mechanical property
Qattiqlik
bulk modulus
shear modulus
Yung moduli
Poisson's ratio
Tovush tezligi
klassifikatsiya
CategoryMetalloids, Metalloids
CAS GroupIIIB
IUPAC GroupIIIA
Glawe Number86
Mendeleev Number81
Pettifor Number86
Geochemical Class
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotropeAlpha Rhombohedral Boron, Beta Rhombohedral Boron, Alpha Tetragonal Boron
Neutron cross section
760
Neutron Mass Absorption
2,4
Atom kvant sonlari2P1/2
space group166 (R_3m)

Isotopes of Boron

Stable Isotopes2
Unstable Isotopes14
Natural Isotopes2
Isotopic Composition1180.35%1180.35%1019.65%1019.65%

6B

mass number6
neutron number1
Nisbiy Atom Massa
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin2
nuclear quadrupole moment
time of discovery or invention
parity-

decay modeintensity
2p (2-proton emission)

7B

mass number7
neutron number2
Nisbiy Atom Massa
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
570 ± 14 ys
spin3/2
nuclear quadrupole moment
time of discovery or invention1967
parity-

decay modeintensity
p (proton emission)100%

8B

mass number8
neutron number3
Nisbiy Atom Massa
g-factor
0,51775 ± 0,00015
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
771,9 ± 0,9 ms
spin2
nuclear quadrupole moment
0,0643 ± 0,0014
time of discovery or invention1950
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+α (β+-delayed α emission)100%

9B

mass number9
neutron number4
Nisbiy Atom Massa
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
800 ± 300 zs
spin3/2
nuclear quadrupole moment
time of discovery or invention1940
parity-

decay modeintensity
p (proton emission)100%

10B

mass number10
neutron number5
Nisbiy Atom Massa
g-factor
0,60015453333333 ± 0,00000026666666666667
natural abundance
19,65 ± 0,44
Radioaktivlikstable isotope
Yarim yemirilish davriNot Radioactive ☢️
spin3
nuclear quadrupole moment
0,0846 ± 0,0002
time of discovery or invention1920
parity+

11B

mass number11
neutron number6
Nisbiy Atom Massa
g-factor
1,792252 ± 0,00000066666666666667
natural abundance
80,35 ± 0,44
Radioaktivlikstable isotope
Yarim yemirilish davriNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,04059 ± 0,0001
time of discovery or invention1920
parity-

12B

mass number12
neutron number7
Nisbiy Atom Massa
g-factor
1,003 ± 0,001
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
20,2 ± 0,02 ms
spin1
nuclear quadrupole moment
0,0132 ± 0,0003
time of discovery or invention1935
parity+

decay modeintensity
β (β decay)100%
βα (β-delayed α emission)0.6%

13B

mass number13
neutron number8
Nisbiy Atom Massa
g-factor
2,1185333333333 ± 0,00033333333333333
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
17,16 ± 0,18 ms
spin3/2
nuclear quadrupole moment
0,0365 ± 0,0008
time of discovery or invention1956
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.266%

14B

mass number14
neutron number9
Nisbiy Atom Massa
g-factor
0,5925 ± 0,0025
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
12,36 ± 0,29 ms
spin2
nuclear quadrupole moment
0,0297 ± 0,0008
time of discovery or invention1966
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)6.04%
2n (2-neutron emission)

15B

mass number15
neutron number10
Nisbiy Atom Massa
g-factor
1,7726666666667 ± 0,01
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
10,18 ± 0,35 ms
spin3/2
nuclear quadrupole moment
0,0379 ± 0,0011
time of discovery or invention1966
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)98.7%
2n (2-neutron emission)1.5%

16B

mass number16
neutron number11
Nisbiy Atom Massa
g-factor
0
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin0
nuclear quadrupole moment
0
time of discovery or invention2000
parity-

decay modeintensity
n (neutron emission)

17B

mass number17
neutron number12
Nisbiy Atom Massa
g-factor
1,7 ± 0,013333333333333
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
5,08 ± 0,05 ms
spin3/2
nuclear quadrupole moment
0,0385 ± 0,0015
time of discovery or invention1973
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)63%
2n (2-neutron emission)12%
3n (3-neutron emission)3.5%
4n0.4%

18B

mass number18
neutron number13
Nisbiy Atom Massa
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin2
nuclear quadrupole moment
time of discovery or invention2010
parity-

decay modeintensity
n (neutron emission)100%

19B

mass number19
neutron number14
Nisbiy Atom Massa
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
2,92 ± 0,13 ms
spin3/2
nuclear quadrupole moment
time of discovery or invention1984
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)71%
2n (2-neutron emission)17%
3n (3-neutron emission)9.1%

20B

mass number20
neutron number15
Nisbiy Atom Massa
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin1
nuclear quadrupole moment
time of discovery or invention2018
parity-

decay modeintensity
n (neutron emission)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

21B

mass number21
neutron number16
Nisbiy Atom Massa
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin3/2
nuclear quadrupole moment
time of discovery or invention2018
parity-

decay modeintensity
2n (2-neutron emission)100%
Boron
Electron shell 005 Boron

tarix

discoverer or inventorSir H. Davy, J.L. Gay-Lussac, L.J. Thénard
location of discoveryEngland/France
time of discovery or invention1808
EtimologiyaFrom Arabic and Persian words for borax.
pronunciationBO-ron (inglizcha)

source

Abundance
Abundance in Earth's crust
natural abundance (Okean)
natural abundance (Inson tanasi)
0,00007 %
natural abundance (Meteoroid)
0,00016 %
natural abundance (Quyosh)
0,0000002 %
Abundance in Universe
0,0000001 %

Nuclear Screening Constants

1s0.3205
2p2.5786
2s2.4238