Artsenikoa (As)

33 zenbaki atomikoa duen elementu kimikoa

Atomic Number	33
Atomic Weight	74.921595
masa-zenbaki	75

Group	15
Period	4
Block	p

protoi	33 p⁺
neutroi	42 n⁰
elektroi	33 e^-

Animated Bohrren eredu atomikoa of As (Artsenikoa)

Propietate Fisiko

Erradio Atomiko	115 pm 231 pm
bolumen molar	13,1 cm³/mol
Erradio Kobalente	121 pm 114 pm 106 pm 126 pm 119 pm
Metallic Radius	121 pm 148 pm
Erradio ioniko	58 pm 33,5 pm 46 pm
Crystal Radius	72 pm 47,5 pm 60 pm
Van der Waalsen erradio	205 pm 185 pm 415 pm 185 pm 236 pm 423 pm
dentsitatea	5,75 g/cm³ 5.220 kg/m³

Magnitude Fisiko

energia

proton affinity
Afinitate elektroniko	0,804 eV/particle
ionizazio energia	9,789 eV/particle 18,5892 eV/particle 28,349 eV/particle 50,15 eV/particle 62,767 eV/particle 121,19 eV/particle 147 eV/particle 180 eV/particle 213 eV/particle 247 eV/particle 296 eV/particle 333 eV/particle 375 eV/particle 418 eV/particle 460 eV/particle 587,6 eV/particle 628,82 eV/particle 672,9 eV/particle 728,9 eV/particle 774 eV/particle 814 eV/particle 911,7 eV/particle 956,791 eV/particle 2.357 eV/particle 2.486 eV/particle 2.626 eV/particle 2.766 eV/particle 2.938 eV/particle 3.088,1 eV/particle 3.287 eV/particle 3.411,643 eV/particle 14.447,6778 eV/particle 15.028,906 eV/particle

Irakite-entalpia	32,4 kJ/mol
urtze-entalpia
formazio entalpia estandarra	302,5 kJ/mol
elektroi

elektroi geruza	2, 8, 18, 5

balentzia-elektroi	5 ⓘ

electron configuration	[Ar] 3d¹⁰ 4s² 4p³ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p³

Oxidazio-egoera	-3, -2, -1, 0, 1, 2, 3, 4, 5
Elektronegatibotasun	13,08 eV/particle 0.2068208 2.18
Electrophilicity Index	1,5610969532554257 eV/particle
materiaren funtsezko egoera

materiaren egoera	Solid
materiaren egoera gaseoso
Boiling Point	889,15 K
Melting Point	1.090,15 K
critical pressure	22,3 MPa
critical temperature	1.673,15 K
Puntu hirukoitz	1.090,15 K 3.700 kPa
appearance
kolore	Silver #ff1493 #bd80e3 #bd80e3
appearance	metallic grey
errefrakzio-indize	1,001552
thermodynamic material property
Thermal Conductivity
Bero-dilatazio
molar heat capacity	24,64 J/(mol K)
Specific Heat Capacity	0,329 J/(g⋅K)
indize adiabatiko
electrical properties
type	Conductor
Eroankortasun elektriko	3,3 MS/m
Erresistibitate elektriko	0,0000003 Ω*m
Supereroankortasun
Magnetismo
type	diamagnetic
suszeptibilitate magnetiko (Mass)	−0,0000000039 m³/Kg
suszeptibilitate magnetiko (Molar)	−0,000000000292 m³/mol
suszeptibilitate magnetiko (Volume)	−0,0000223
magnetic ordering
Curieren tenperatura
Néel temperature
egitura
Crystal Structure	Simple Trigonal (RHL)
lattice constant	4,13 Å
Lattice Angles	π/2, π/2, 2 π/3
materialen propietate mekaniko
Gogortasun	1.440 MPa 3,5 MPa
konprimagarritasun-modulu	22 GPa
Zizaila modulua
Youngen modulu	8 GPa
Poissonen modulu
Soinuaren lastertasun
classification
Category	Metalloids, Metalloids
CAS Group	VB
IUPAC Group	VA
Glawe Number	90
Mendeleev Number	95
Pettifor Number	89
Geochemical Class	semi-volatile
Goldschmidt classification	chalcophile

beste batzuk

Gas Basicity
polarizability	30 ± 1 a₀
C6 Dispersion Coefficient	246 a₀ 260 a₀
allotrope	Yellow Arsenic, Black Arsenic, Gray Arsenic
Neutron cross section	4,2
Neutron Mass Absorption	0,002
zenbaki kuantiko	4S3/2
talde espazial	166 (R_3m)

Isotopes of Arsenic

Stable Isotopes	1
Unstable Isotopes	32
Natural Isotopes	1

⁶⁰As

masa-zenbaki	60
neutron number	27
Atomo-Masa Erlatibo	59,993945 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	5
nuclear quadrupole moment
aurkikuntza-data
parity	+

decay mode	intensity
p (proton emission)

⁶¹As

masa-zenbaki	61
neutron number	28
Atomo-Masa Erlatibo	60,981535 ± 0,000322 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	3/2
nuclear quadrupole moment
aurkikuntza-data
parity	-

decay mode	intensity
p (proton emission)

⁶²As

masa-zenbaki	62
neutron number	29
Atomo-Masa Erlatibo	61,973784 ± 0,000322 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	1
nuclear quadrupole moment
aurkikuntza-data
parity	+

decay mode	intensity
p (proton emission)

⁶³As

masa-zenbaki	63
neutron number	30
Atomo-Masa Erlatibo	62,964036 ± 0,000215 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	3/2
nuclear quadrupole moment
aurkikuntza-data
parity	-

decay mode	intensity
p (proton emission)

⁶⁴As

masa-zenbaki	64
neutron number	31
Atomo-Masa Erlatibo	63,95756 ± 0,000218 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	69 ± 1,4 ms
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1995
parity	+

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

⁶⁵As

masa-zenbaki	65
neutron number	32
Atomo-Masa Erlatibo	64,949611 ± 0,000091 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	130,3 ± 0,6 ms
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1991
parity	-

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

⁶⁶As

masa-zenbaki	66
neutron number	33
Atomo-Masa Erlatibo	65,944148778 ± 0,0000061 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	95,77 ± 0,23 ms
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1978
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁶⁷As

masa-zenbaki	67
neutron number	34
Atomo-Masa Erlatibo	66,93925111 ± 0,000000475 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	42,5 ± 1,2 s
spin	5/2
nuclear quadrupole moment
aurkikuntza-data	1980
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁶⁸As

masa-zenbaki	68
neutron number	35
Atomo-Masa Erlatibo	67,936774127 ± 0,000001981 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	151,6 ± 0,8 s
spin	3
nuclear quadrupole moment
aurkikuntza-data	1971
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁶⁹As

masa-zenbaki	69
neutron number	36
Atomo-Masa Erlatibo	68,932246289 ± 0,000034352 Da
g-factor	0,6488 ± 0,0008
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	15,2 ± 0,2 m
spin	5/2
nuclear quadrupole moment
aurkikuntza-data	1955
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷⁰As

masa-zenbaki	70
neutron number	37
Atomo-Masa Erlatibo	69,930934642 ± 0,0000015 Da
g-factor	0,5276 ± 0,000125
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	52,6 ± 0,3 m
spin	4
nuclear quadrupole moment	0,09 ± 0,02
aurkikuntza-data	1950
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷¹As

masa-zenbaki	71
neutron number	38
Atomo-Masa Erlatibo	70,927113594 ± 0,000004469 Da
g-factor	0,6692 ± 0,0008
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	65,3 ± 0,07 h
spin	5/2
nuclear quadrupole moment	−0,021 ± 0,006
aurkikuntza-data	1939
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷²As

masa-zenbaki	72
neutron number	39
Atomo-Masa Erlatibo	71,926752291 ± 0,000004383 Da
g-factor	−1,0805 ± 0,0003
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	26 ± 0,1 h
spin	2
nuclear quadrupole moment	−0,08 ± 0,02
aurkikuntza-data	1939
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷³As

masa-zenbaki	73
neutron number	40
Atomo-Masa Erlatibo	72,923829086 ± 0,000004136 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	80,3 ± 0,06 d
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1948
parity	-

decay mode	intensity
ϵ (electron capture)	100%

⁷⁴As

masa-zenbaki	74
neutron number	41
Atomo-Masa Erlatibo	73,923928596 ± 0,000001817 Da
g-factor	−0,798 ± 0,0015
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	17,77 ± 0,02 d
spin	2
nuclear quadrupole moment
aurkikuntza-data	1938
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	66%
β⁻ (β⁻ decay)	34%

⁷⁵As

masa-zenbaki	75
neutron number	42
Atomo-Masa Erlatibo	74,921594562 ± 0,000000948 Da
g-factor
natural abundance	100
desintegrazio erradioaktibo	isotopo egonkor
Semidesintegrazio-periodo	Not Radioactive ☢️
spin	3/2
nuclear quadrupole moment	0,311 ± 0,002
aurkikuntza-data	1920
parity	-

⁷⁶As

masa-zenbaki	76
neutron number	43
Atomo-Masa Erlatibo	75,922392011 ± 0,000000951 Da
g-factor	0,45115 ± 0,0005
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	1,0933 ± 0,0038 d
spin	2
nuclear quadrupole moment
aurkikuntza-data	1934
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁷⁷As

masa-zenbaki	77
neutron number	44
Atomo-Masa Erlatibo	76,920647555 ± 0,000001816 Da
g-factor	0,86266666666667 ± 0,00086666666666667
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	38,79 ± 0,05 h
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1951
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁷⁸As

masa-zenbaki	78
neutron number	45
Atomo-Masa Erlatibo	77,921827771 ± 0,000010498 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	90,7 ± 0,2 m
spin	2
nuclear quadrupole moment
aurkikuntza-data	1937
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁷⁹As

masa-zenbaki	79
neutron number	46
Atomo-Masa Erlatibo	78,920948419 ± 0,000005716 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	9,01 ± 0,15 m
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1950
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁸⁰As

masa-zenbaki	80
neutron number	47
Atomo-Masa Erlatibo	79,92247444 ± 0,000003578 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	15,2 ± 0,2 s
spin	1
nuclear quadrupole moment
aurkikuntza-data	1954
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁸¹As

masa-zenbaki	81
neutron number	48
Atomo-Masa Erlatibo	80,922132288 ± 0,000002838 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	33,3 ± 0,8 s
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1960
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁸²As

masa-zenbaki	82
neutron number	49
Atomo-Masa Erlatibo	81,924738731 ± 0,000004003 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	19,1 ± 0,5 s
spin	2
nuclear quadrupole moment
aurkikuntza-data	1968
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁸³As

masa-zenbaki	83
neutron number	50
Atomo-Masa Erlatibo	82,9252069 ± 0,000003004 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	13,4 ± 0,4 s
spin	5/2
nuclear quadrupole moment
aurkikuntza-data	1968
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁸⁴As

masa-zenbaki	84
neutron number	51
Atomo-Masa Erlatibo	83,92930329 ± 0,000003403 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	3,16 ± 0,58 s
spin	2
nuclear quadrupole moment
aurkikuntza-data	1968
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	0.28%

⁸⁵As

masa-zenbaki	85
neutron number	52
Atomo-Masa Erlatibo	84,932163658 ± 0,000003304 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	2,022 ± 0,007 s
spin	5/2
nuclear quadrupole moment
aurkikuntza-data	1967
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	62.6%

⁸⁶As

masa-zenbaki	86
neutron number	53
Atomo-Masa Erlatibo	85,936701532 ± 0,000003703 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	945 ± 8 ms
spin	1
nuclear quadrupole moment
aurkikuntza-data	1973
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	35.5%
2n (2-neutron emission)

⁸⁷As

masa-zenbaki	87
neutron number	54
Atomo-Masa Erlatibo	86,940291716 ± 0,000003204 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	492 ± 25 ms
spin	5/2
nuclear quadrupole moment
aurkikuntza-data	1970
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	15.4%
2n (2-neutron emission)

⁸⁸As

masa-zenbaki	88
neutron number	55
Atomo-Masa Erlatibo	87,94584 ± 0,000215 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	270 ± 150 ms
spin
nuclear quadrupole moment
aurkikuntza-data	1994
parity

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁸⁹As

masa-zenbaki	89
neutron number	56
Atomo-Masa Erlatibo	88,950048 ± 0,000322 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	5/2
nuclear quadrupole moment
aurkikuntza-data	1994
parity	-

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁹⁰As

masa-zenbaki	90
neutron number	57
Atomo-Masa Erlatibo	89,955995 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin
nuclear quadrupole moment
aurkikuntza-data	1997
parity

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁹¹As

masa-zenbaki	91
neutron number	58
Atomo-Masa Erlatibo	90,960816 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	5/2
nuclear quadrupole moment
aurkikuntza-data	1997
parity	-

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁹²As

masa-zenbaki	92
neutron number	59
Atomo-Masa Erlatibo	91,967386 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin
nuclear quadrupole moment
aurkikuntza-data	1997
parity

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

historia

aurkitzailea edo asmatzailea	Known to the ancients.
aurkikuntzaren lekua
aurkikuntza-data
etimologia	Greek: arsenikon; Latin: arsenicum, (both names for yellow pigment).
pronunciation	AR-s'n-ik (ingelesa)

source

Abundance
Abundance in Earth's crust	1,8 mg/kg
natural abundance (ozeano)	0,0037 mg/L
natural abundance (gizakiaren gorputza)	0,000005 %
natural abundance (Meteoroide)	0,00018 %
natural abundance (Eguzkia)
Abundance in Universe	0,0000008 %

Nuclear Screening Constants

1	s	0.7217
2	p	3.9264
2	s	8.873
3	d	15.6216
3	p	15.1503
3	s	14.4045
4	p	25.5508
4	s	24.056

Artsenikoa on ChemicalAid

Australian Educational Vocabulary ID	scot/1661
BNCF identifikatzailea	25597
Banglapedia ID (Bengali)	আর্সেনিক
BnF	11971740q
Brockhaus Enzyklopädie online ID	arsen
CAB ID	43961
CA PROP 65 ID	arsenic
CAS zenbakia	7440-38-2
ChEBI-ren identifikatzailea	27563
ChemSpider-ren identifikatzailea	4514330
DSSTOX compound identifier	DTXCID703886
DSSTox substance ID	DTXSID4023886
De Agostini ID	arsènico+(sostantivo)
Den Store Danske ID	arsen
ECHA Substance Infocard ID	100.028.316
Encyclopedia of China ID (Second Edition)	229020
Encyclopædia Universalis ID	arsenic-toxicologie
Encyclopædia Universalis ID	arsenic
Encyclopédie berbère article ID	2598
Freebase-ren identifikadorea	/m/027rq1r
French Vikidia ID	Arsenic
GEC-en identifikatzailea	0005554
GND identifikadorea	4003041-6
Great Russian Encyclopedia Online ID	2241159
Gujarati Vishwakosh entry	આર્સેનિક
HCIS ID	287
HSDB ID	509
ICSC ID	0013
InChI	InChI=1S/As
InChIKey	RQNWIZPPADIBDY-UHFFFAOYSA-N
KBpedia ID	Arsenic
KEGG-ren identifikatzailea	C06269
Krugosvet article	nauka_i_tehnika/himiya/MISHYAK.html
Krugosvet article	meditsina/myshyak-i-zdorove-cheloveka
LCCN	sh85007449
LNB identifikadorea	000306779
LiverTox ID	Arsenic
MeSH identifikadorea	D001151
NALT ID	12370
NDF-RT ID	N0000022206
NDL-en identifikatzailea	00563271
NE.se ID	arsenik
NKC-ren identifikatzailea	ph138910
National Library of Israel J9U ID	987007294803405171
OmegaWikiren esanahiaren definizioa	255
OpenAlex ID	C502230775
OpenAlex ID	C2910930242
PACTOLS thesaurus ID	pcrt5mFxzmQ9rX
PM20 ware ID	142006
PSH identifikatzailea	5803
PubChem-en identifikatzailea	5359596
Quora gaiaren identifikadorea	Arsenic-As
RxNorm ID	1111
Spanish Cultural Heritage thesauri ID	materias/1009757
Store medisinske leksikon ID	arsen
Store norske leksikon ID	arsen
Treccani ID	arsenico
U.S. National Archives Identifier	10637420
UK Archival Thesaurus ID	f2/mt225/4347/7620
UMLS CUI	C0003818
UNII	N712M78A8G
USGS Thesaurus ID	1396
WikiSkripta ID	32671
Wolfram Language entity code	Entity["Mineral", "Arsenic"]
WordNet 3.1 Synset ID	14653327-n
YSO ID	9329
ZVG number	8280

Artsenikoa (As)

Propietate Fisiko

Magnitude Fisiko

beste batzuk

Isotopes of Arsenic

60As

61As

62As

63As

64As

65As

66As

67As

68As

69As

70As

71As

72As

73As

74As

75As

76As

77As

78As

79As

80As

81As

82As

83As

84As

85As

86As

87As

88As

89As

90As

91As

92As

historia

source

Nuclear Screening Constants

⁶⁰As

⁶¹As

⁶²As

⁶³As

⁶⁴As

⁶⁵As

⁶⁶As

⁶⁷As

⁶⁸As

⁶⁹As

⁷⁰As

⁷¹As

⁷²As

⁷³As

⁷⁴As

⁷⁵As

⁷⁶As

⁷⁷As

⁷⁸As

⁷⁹As

⁸⁰As

⁸¹As

⁸²As

⁸³As

⁸⁴As

⁸⁵As

⁸⁶As

⁸⁷As

⁸⁸As

⁸⁹As

⁹⁰As

⁹¹As

⁹²As