Arsenik

Arsenik (As)

chemical element with symbol As and atomic number 33
Atomic Number33
Atomic Weight74.921595
Niver mas75
Group15
Period4
Blockp
Proton33 p+
Neutron42 n0
Elektron33 e-
Animated Bohr model of As (Arsenik)

Physical Property

Atomic Radius
molar volume
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Arsenik0102030405060708090100110120130140150160170180190pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energiezh
proton affinity
electron affinity
ionization energy
ionization energy of As (Arsenik)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
Elektron
electron shell2, 8, 18, 5
Bohr model: As (Arsenik)
valence electron5
Lewis structure: As (Arsenik)
electron configuration[Ar] 3d10 4s2 4p3
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p3
Enhanced Bohr model of As (Arsenik)
Orbital Diagram of As (Arsenik)
oxidation number-3, -2, -1, 0, 1, 2, 3, 4, 5
electronegativity
2.18
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
Silver
appearancemetallic grey
refractive index
1,001552
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)
-0,0000000039 m³/Kg
magnetic susceptibility (Molar)
-0,000000000292 m³/mol
magnetic susceptibility (Volume)
-0,0000223
magnetic ordering
Curie temperature
Néel temperature
framm
Crystal StructureSimple Trigonal (RHL)
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
speed of sound
rummatadur
CategoryMetalloids, Metalloids
CAS GroupVB
IUPAC GroupVA
Glawe Number90
Mendeleev Number95
Pettifor Number89
Geochemical Classsemi-volatile
Goldschmidt classificationchalcophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotropeYellow Arsenic, Black Arsenic, Gray Arsenic
Neutron cross section
4,2
Neutron Mass Absorption
0,002
quantum number4S3/2
space group166 (R_3m)

Isotopes of Arsenic

Stable Isotopes1
Unstable Isotopes32
Natural Isotopes1

60As

Niver mas60
niver a neutron27
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin5
nuclear quadrupole moment
time of discovery or invention
parity+

decay modeintensity
p (proton emission)

61As

Niver mas61
niver a neutron28
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin3/2
nuclear quadrupole moment
time of discovery or invention
parity-

decay modeintensity
p (proton emission)

62As

Niver mas62
niver a neutron29
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin1
nuclear quadrupole moment
time of discovery or invention
parity+

decay modeintensity
p (proton emission)

63As

Niver mas63
niver a neutron30
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin3/2
nuclear quadrupole moment
time of discovery or invention
parity-

decay modeintensity
p (proton emission)

64As

Niver mas64
niver a neutron31
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
69 ± 1,4 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1995
parity+

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

65As

Niver mas65
niver a neutron32
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
130,3 ± 0,6 ms
spin3/2
nuclear quadrupole moment
time of discovery or invention1991
parity-

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

66As

Niver mas66
niver a neutron33
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
95,77 ± 0,23 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1978
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

67As

Niver mas67
niver a neutron34
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
42,5 ± 1,2 s
spin5/2
nuclear quadrupole moment
time of discovery or invention1980
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

68As

Niver mas68
niver a neutron35
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
151,6 ± 0,8 s
spin3
nuclear quadrupole moment
time of discovery or invention1971
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

69As

Niver mas69
niver a neutron36
Relative Atomic Mass
g-factor
0,6488 ± 0,0008
natural abundance
radioactivity☢️ radioactive element
half-life
15,2 ± 0,2 m
spin5/2
nuclear quadrupole moment
time of discovery or invention1955
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

70As

Niver mas70
niver a neutron37
Relative Atomic Mass
g-factor
0,5276 ± 0,000125
natural abundance
radioactivity☢️ radioactive element
half-life
52,6 ± 0,3 m
spin4
nuclear quadrupole moment
0,09 ± 0,02
time of discovery or invention1950
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

71As

Niver mas71
niver a neutron38
Relative Atomic Mass
g-factor
0,6692 ± 0,0008
natural abundance
radioactivity☢️ radioactive element
half-life
65,3 ± 0,07 h
spin5/2
nuclear quadrupole moment
-0,021 ± 0,006
time of discovery or invention1939
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

72As

Niver mas72
niver a neutron39
Relative Atomic Mass
g-factor
-1,0805 ± 0,0003
natural abundance
radioactivity☢️ radioactive element
half-life
26 ± 0,1 h
spin2
nuclear quadrupole moment
-0,08 ± 0,02
time of discovery or invention1939
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

73As

Niver mas73
niver a neutron40
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
80,3 ± 0,06 d
spin3/2
nuclear quadrupole moment
time of discovery or invention1948
parity-

decay modeintensity
ϵ (electron capture)100%

74As

Niver mas74
niver a neutron41
Relative Atomic Mass
g-factor
-0,798 ± 0,0015
natural abundance
radioactivity☢️ radioactive element
half-life
17,77 ± 0,02 d
spin2
nuclear quadrupole moment
time of discovery or invention1938
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)66%
β (β decay)34%

75As

Niver mas75
niver a neutron42
Relative Atomic Mass
g-factor
natural abundance
100
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,311 ± 0,002
time of discovery or invention1920
parity-

76As

Niver mas76
niver a neutron43
Relative Atomic Mass
g-factor
0,45115 ± 0,0005
natural abundance
radioactivity☢️ radioactive element
half-life
1,0933 ± 0,0038 d
spin2
nuclear quadrupole moment
time of discovery or invention1934
parity-

decay modeintensity
β (β decay)100%

77As

Niver mas77
niver a neutron44
Relative Atomic Mass
g-factor
0,86266666666667 ± 0,00086666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
38,79 ± 0,05 h
spin3/2
nuclear quadrupole moment
time of discovery or invention1951
parity-

decay modeintensity
β (β decay)100%

78As

Niver mas78
niver a neutron45
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
90,7 ± 0,2 m
spin2
nuclear quadrupole moment
time of discovery or invention1937
parity-

decay modeintensity
β (β decay)100%

79As

Niver mas79
niver a neutron46
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
9,01 ± 0,15 m
spin3/2
nuclear quadrupole moment
time of discovery or invention1950
parity-

decay modeintensity
β (β decay)100%

80As

Niver mas80
niver a neutron47
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
15,2 ± 0,2 s
spin1
nuclear quadrupole moment
time of discovery or invention1954
parity+

decay modeintensity
β (β decay)100%

81As

Niver mas81
niver a neutron48
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
33,3 ± 0,8 s
spin3/2
nuclear quadrupole moment
time of discovery or invention1960
parity-

decay modeintensity
β (β decay)100%

82As

Niver mas82
niver a neutron49
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
19,1 ± 0,5 s
spin2
nuclear quadrupole moment
time of discovery or invention1968
parity-

decay modeintensity
β (β decay)100%

83As

Niver mas83
niver a neutron50
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
13,4 ± 0,4 s
spin5/2
nuclear quadrupole moment
time of discovery or invention1968
parity-

decay modeintensity
β (β decay)100%

84As

Niver mas84
niver a neutron51
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,16 ± 0,58 s
spin2
nuclear quadrupole moment
time of discovery or invention1968
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.28%

85As

Niver mas85
niver a neutron52
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,022 ± 0,007 s
spin5/2
nuclear quadrupole moment
time of discovery or invention1967
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)62.6%

86As

Niver mas86
niver a neutron53
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
945 ± 8 ms
spin1
nuclear quadrupole moment
time of discovery or invention1973
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)35.5%
2n (2-neutron emission)

87As

Niver mas87
niver a neutron54
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
492 ± 25 ms
spin5/2
nuclear quadrupole moment
time of discovery or invention1970
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)15.4%
2n (2-neutron emission)

88As

Niver mas88
niver a neutron55
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
270 ± 150 ms
spin
nuclear quadrupole moment
time of discovery or invention1994
parity

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

89As

Niver mas89
niver a neutron56
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin5/2
nuclear quadrupole moment
time of discovery or invention1994
parity-

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

90As

Niver mas90
niver a neutron57
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
time of discovery or invention1997
parity

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

91As

Niver mas91
niver a neutron58
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin5/2
nuclear quadrupole moment
time of discovery or invention1997
parity-

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

92As

Niver mas92
niver a neutron59
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
time of discovery or invention1997
parity

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Arsen 1

istor

dizoloer pe ijinerKnown to the ancients.
location of discovery
time of discovery or invention
EtimologiezhGreek: arsenikon; Latin: arsenicum, (both names for yellow pigment).
pronunciationAR-s'n-ik (saozneg)

mammenn

Abundance
Abundance in Earth's crust
natural abundance (meurvor)
natural abundance (human body)
0,000005 %
natural abundance (meteoroid)
0,00018 %
natural abundance (Heol)
Abundance in Universe
0,0000008 %

Nuclear Screening Constants

1s0.7217
2p3.9264
2s8.873
3d15.6216
3p15.1503
3s14.4045
4p25.5508
4s24.056