Astat (At)

hemijski element sa simbolom At i atomskim brojem 85

Atomic Number	85
Atomic Weight	210
Maseni broj	191

Group	17
Period	6
Block	p

Proton	85 p⁺
Neutron	106 n⁰
Elektron	85 e^-

Animated Bohrov model atoma of At (Astat)

Physical Property

Atomski Radijus	247 pm
Molarni volumen
covalent radius	147 pm 138 pm 138 pm 150 pm
Metallic Radius
Ionski radijus	62 pm
Crystal Radius	76 pm
Van der Waalsov radijus	202 pm 251 pm 202 pm 475 pm
gustoća	7 g/cm³

Chemical Property

energija

proton affinity
electron affinity	2,8 eV/particle
ionization energy	9,31751 eV/particle 17,88 eV/particle 26,58 eV/particle 39,65 eV/particle 50,39 eV/particle 72 eV/particle 85,1 eV/particle 130,1 eV/particle 149 eV/particle 169 eV/particle 192,1 eV/particle 212 eV/particle 236 eV/particle 263 eV/particle 287 eV/particle 311 eV/particle 335 eV/particle 452 eV/particle 481 eV/particle 510 eV/particle 540 eV/particle 600 eV/particle 630 eV/particle 720 eV/particle 750 eV/particle 790 eV/particle 860 eV/particle 920 eV/particle 990 eV/particle 1.050 eV/particle 1.120 eV/particle 1.180 eV/particle 1.250 eV/particle 1.320 eV/particle 1.380 eV/particle 1.450 eV/particle 1.510 eV/particle 1.590 eV/particle 1.650 eV/particle 1.948 eV/particle 2.007 eV/particle 2.071 eV/particle 2.139 eV/particle 2.203 eV/particle 2.266 eV/particle 2.373 eV/particle 2.439 eV/particle 2.510 eV/particle 2.576 eV/particle 2.841 eV/particle 2.905 eV/particle 2.977 eV/particle 3.042 eV/particle 3.312 eV/particle 3.388 eV/particle 3.573 eV/particle 3.649 eV/particle 5.980 eV/particle 6.122 eV/particle 6.279 eV/particle 6.445 eV/particle 6.604 eV/particle 6.759 eV/particle 7.068 eV/particle 7.230 eV/particle 7.410 eV/particle 7.570 eV/particle 8.030 eV/particle 8.180 eV/particle 8.330 eV/particle 8.480 eV/particle 9.330 eV/particle 9.500 eV/particle 9.830 eV/particle 9.990 eV/particle 21.210 eV/particle 21.600 eV/particle 22.030 eV/particle 22.420 eV/particle 25.580 eV/particle 26.080 eV/particle 26.730 eV/particle 27.139 eV/particle 107.923,4 eV/particle 109.886 eV/particle

Toplota isparavanja
toplota topljenja
standard enthalpy of formation
Elektron

electron shell	2, 8, 18, 32, 18, 7

Valentni elektron	7 ⓘ

electron configuration	[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁵ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 4f¹⁴ 5d¹⁰ 6s² 6p⁵

oksidacijsko stanje	-1, 1, 3, 5, 7
Elektronegativnost	14,1 eV/particle 0.19131 2.2
Electrophilicity Index	2,8161454412824063 eV/particle
fundamental state of matter

agregatno stanje	Solid
gaseous state of matter
Boiling Point
Melting Point	575,15 K
critical pressure
Kritična temperatura
Trojna tačka
appearance
boja	Silver #ff1493 #754f45 #754f45
appearance	unknown, probably metallic
Indeks prelamanja
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
Specifična električna provodljivost
electrical resistivity
Superprovodljivost
Magnetizam
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Kirijeva tačka
Néel temperature
struktura
Crystal Structure	()
lattice constant
Lattice Angles
mechanical property
Tvrdoća
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Brzina zvuka
klasifikacija
Category	Halogens, Halogens
CAS Group	VIIB
IUPAC Group	VIIA
Glawe Number	98
Mendeleev Number	110
Pettifor Number	96
Geochemical Class	U/Th decay series
Goldschmidt classification	synthetic

other

Gas Basicity
polarizability	42 ± 4 a₀
C6 Dispersion Coefficient	351 a₀
allotrope
Neutron cross section
Neutron Mass Absorption
Kvantni brojevi	2P3/2
space group	()

Isotopes of Astatine

Stable Isotopes	0
Unstable Isotopes	39
Natural Isotopes	0

¹⁹¹At

Maseni broj	191
broj neutrona	106
Relative Atomic Mass	191,004148081 ± 0,000017287 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,1 ± 0,8 ms
spin	1/2
nuclear quadrupole moment	0
datum otkrića	2003
parity	+

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

¹⁹²At

Maseni broj	192
broj neutrona	107
Relative Atomic Mass	192,003140912 ± 0,000029922 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	11,5 ± 0,6 ms
spin	3
nuclear quadrupole moment
datum otkrića	2006
parity	+

decay mode	intensity
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
β⁺ SF (β⁺-delayed fission)	0.51%

¹⁹³At

Maseni broj	193
broj neutrona	108
Relative Atomic Mass	192,999927725 ± 0,000023222 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	29 ± 5 ms
spin	1/2
nuclear quadrupole moment	0
datum otkrića	2003
parity	+

decay mode	intensity
α (α emission)	100%

¹⁹⁴At

Maseni broj	194
broj neutrona	109
Relative Atomic Mass	193,999230816 ± 0,00002523 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	286 ± 7 ms
spin	5
nuclear quadrupole moment
datum otkrića	2009
parity	-

decay mode	intensity
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	8.3%
β⁺ SF (β⁺-delayed fission)	0.032%

¹⁹⁵At

Maseni broj	195
broj neutrona	110
Relative Atomic Mass	194,99627448 ± 0,000010276 Da
g-factor	3,2 ± 0,1
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	290 ± 20 ms
spin	1/2
nuclear quadrupole moment	0
datum otkrića	1999
parity	+

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

¹⁹⁶At

Maseni broj	196
broj neutrona	111
Relative Atomic Mass	195,995799034 ± 0,000032458 Da
g-factor	1,24 ± 0,046666666666667
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	377 ± 4 ms
spin	3
nuclear quadrupole moment	-0,6 ± 0,4
datum otkrića	1967
parity	+

decay mode	intensity
α (α emission)	97.5%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
β⁺ SF (β⁺-delayed fission)	0.009%

¹⁹⁷At

Maseni broj	197
broj neutrona	112
Relative Atomic Mass	196,993177353 ± 0,00000857 Da
g-factor	0,85111111111111 ± 0,015555555555556
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	388,2 ± 5,6 ms
spin	9/2
nuclear quadrupole moment	-1,2 ± 0,6
datum otkrića	1967
parity	-

decay mode	intensity
α (α emission)	96.1%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	3.9%

¹⁹⁸At

Maseni broj	198
broj neutrona	113
Relative Atomic Mass	197,992797864 ± 0,000005265 Da
g-factor	1,34 ± 0,046666666666667
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	4,47 ± 0,05 s
spin	3
nuclear quadrupole moment	-0,6 ± 0,3
datum otkrića	1967
parity	+

decay mode	intensity
α (α emission)	97%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁹⁹At

Maseni broj	199
broj neutrona	114
Relative Atomic Mass	198,990527715 ± 0,00000578 Da
g-factor	0,87555555555556 ± 0,015555555555556
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	7,02 ± 0,12 s
spin	9/2
nuclear quadrupole moment	-1 ± 0,5
datum otkrića	1967
parity	-

decay mode	intensity
α (α emission)	89%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²⁰⁰At

Maseni broj	200
broj neutrona	115
Relative Atomic Mass	199,990351099 ± 0,000026264 Da
g-factor	1,4266666666667 ± 0,05
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	43,2 ± 0,9 s
spin	3
nuclear quadrupole moment	-0,5 ± 0,5
datum otkrića	1963
parity	+

decay mode	intensity
α (α emission)	52%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	48%

²⁰¹At

Maseni broj	201
broj neutrona	116
Relative Atomic Mass	200,988417058 ± 0,000008786 Da
g-factor	0,89111111111111 ± 0,015555555555556
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	85,2 ± 1,6 s
spin	9/2
nuclear quadrupole moment	-1 ± 0,5
datum otkrića	1963
parity	-

decay mode	intensity
α (α emission)	71%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	29%

²⁰²At

Maseni broj	202
broj neutrona	117
Relative Atomic Mass	201,988625686 ± 0,000029631 Da
g-factor	1,38 ± 0,053333333333333
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	184 ± 1 s
spin	3
nuclear quadrupole moment	-0,5 ± 0,3
datum otkrića	1961
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	88%
α (α emission)	12%

²⁰³At

Maseni broj	203
broj neutrona	118
Relative Atomic Mass	202,986942904 ± 0,000011404 Da
g-factor	0,88888888888889 ± 0,015555555555556
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	7,4 ± 0,2 m
spin	9/2
nuclear quadrupole moment	-0,7 ± 0,4
datum otkrića	1951
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	69%
α (α emission)	31%

²⁰⁴At

Maseni broj	204
broj neutrona	119
Relative Atomic Mass	203,987251393 ± 0,000024335 Da
g-factor	0,68857142857143 ± 0,025714285714286
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	9,12 ± 0,11 m
spin	7
nuclear quadrupole moment	-0,6 ± 0,3
datum otkrića	1961
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	96.2%
α (α emission)	3.8%

²⁰⁵At

Maseni broj	205
broj neutrona	120
Relative Atomic Mass	204,986060546 ± 0,000012941 Da
g-factor	0,90888888888889 ± 0,015555555555556
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	26,9 ± 0,8 m
spin	9/2
nuclear quadrupole moment	-0,6 ± 0,3
datum otkrića	1951
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	90%
α (α emission)	10%

²⁰⁶At

Maseni broj	206
broj neutrona	121
Relative Atomic Mass	205,986645768 ± 0,000014523 Da
g-factor	0,72833333333333 ± 0,028333333333333
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	30,6 ± 0,8 m
spin	6
nuclear quadrupole moment	-0,4 ± 0,2
datum otkrića	1961
parity

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	99.1%
α (α emission)	0.9%

²⁰⁷At

Maseni broj	207
broj neutrona	122
Relative Atomic Mass	206,985799715 ± 0,000013318 Da
g-factor	0,91777777777778 ± 0,015555555555556
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,81 ± 0,03 h
spin	9/2
nuclear quadrupole moment	-0,5 ± 0,3
datum otkrića	1951
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	90%
α (α emission)	10%

²⁰⁸At

Maseni broj	208
broj neutrona	123
Relative Atomic Mass	207,986613011 ± 0,000009577 Da
g-factor	0,74333333333333 ± 0,03
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,63 ± 0,03 h
spin	6
nuclear quadrupole moment	-0,4 ± 0,3
datum otkrića	1950
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	99.45%
α (α emission)	0.55%

²⁰⁹At

Maseni broj	209
broj neutrona	124
Relative Atomic Mass	208,986168701 ± 0,000005094 Da
g-factor	0,91555555555556 ± 0,015555555555556
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	5,42 ± 0,05 h
spin	9/2
nuclear quadrupole moment	-0,4 ± 0,2
datum otkrića	1951
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	96.1%
α (α emission)	3.9%

²¹⁰At

Maseni broj	210
broj neutrona	125
Relative Atomic Mass	209,987147423 ± 0,000008261 Da
g-factor	0,944 ± 0,032
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	8,1 ± 0,4 h
spin	5
nuclear quadrupole moment	-0,4 ± 0,2
datum otkrića	1949
parity

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	99.825%
α (α emission)	0.175%

²¹¹At

Maseni broj	211
broj neutrona	126
Relative Atomic Mass	210,987496226 ± 0,000002929 Da
g-factor	0,92 ± 0,0088888888888889
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	7,214 ± 0,007 h
spin	9/2
nuclear quadrupole moment
datum otkrića	1940
parity	-

decay mode	intensity
ϵ (electron capture)	58.2%
α (α emission)	41.8%

²¹²At

Maseni broj	212
broj neutrona	127
Relative Atomic Mass	211,990737301 ± 0,000002559 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	314 ± 3 ms
spin	1
nuclear quadrupole moment
datum otkrića	1954
parity	-

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

²¹³At

Maseni broj	213
broj neutrona	128
Relative Atomic Mass	212,992936593 ± 0,000005258 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	125 ± 6 ns
spin	9/2
nuclear quadrupole moment
datum otkrića	1968
parity	-

decay mode	intensity
α (α emission)	100%

²¹⁴At

Maseni broj	214
broj neutrona	129
Relative Atomic Mass	213,996372331 ± 0,000004274 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	558 ± 10 ns
spin	1
nuclear quadrupole moment
datum otkrića	1949
parity	-

decay mode	intensity
α (α emission)	100%

²¹⁵At

Maseni broj	215
broj neutrona	130
Relative Atomic Mass	214,998651002 ± 0,000007116 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	37 ± 3 us
spin	9/2
nuclear quadrupole moment
datum otkrića	1944
parity	-

decay mode	intensity
α (α emission)	100%

²¹⁶At

Maseni broj	216
broj neutrona	131
Relative Atomic Mass	216,002422643 ± 0,000003837 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	300 ± 30 us
spin	1
nuclear quadrupole moment
datum otkrića	1948
parity	-

decay mode	intensity
α (α emission)	100%
β⁻ (β⁻ decay)
ϵ (electron capture)

²¹⁷At

Maseni broj	217
broj neutrona	132
Relative Atomic Mass	217,004717794 ± 0,000005368 Da
g-factor	0,84444444444444 ± 0,044444444444444
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	32,6 ± 0,3 ms
spin	9/2
nuclear quadrupole moment
datum otkrića	1947
parity	-

decay mode	intensity
α (α emission)	99.992%
β⁻ (β⁻ decay)	0.008%

²¹⁸At

Maseni broj	218
broj neutrona	133
Relative Atomic Mass	218,008695941 ± 0,000012349 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,28 ± 0,06 s
spin	2
nuclear quadrupole moment
datum otkrića	1943
parity	-

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

²¹⁹At

Maseni broj	219
broj neutrona	134
Relative Atomic Mass	219,011160587 ± 0,000003474 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	56 ± 3 s
spin	9/2
nuclear quadrupole moment
datum otkrića	1953
parity	-

decay mode	intensity
α (α emission)	93.6%
β⁻ (β⁻ decay)	6.4%

²²⁰At

Maseni broj	220
broj neutrona	135
Relative Atomic Mass	220,015433 ± 0,000015 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,71 ± 0,04 m
spin	3
nuclear quadrupole moment
datum otkrića	1989
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	92%
α (α emission)	8%

²²¹At

Maseni broj	221
broj neutrona	136
Relative Atomic Mass	221,018017 ± 0,000015 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,3 ± 0,2 m
spin	3/2
nuclear quadrupole moment
datum otkrića	1989
parity	-

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

²²²At

Maseni broj	222
broj neutrona	137
Relative Atomic Mass	222,022494 ± 0,000017 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	54 ± 10 s
spin
nuclear quadrupole moment
datum otkrića	1989
parity

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

²²³At

Maseni broj	223
broj neutrona	138
Relative Atomic Mass	223,025151 ± 0,000015 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	50 ± 7 s
spin	3/2
nuclear quadrupole moment
datum otkrića	1989
parity	-

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

²²⁴At

Maseni broj	224
broj neutrona	139
Relative Atomic Mass	224,029749 ± 0,000024 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,5 ± 1,5 m
spin	2
nuclear quadrupole moment
datum otkrića	2010
parity	+

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

²²⁵At

Maseni broj	225
broj neutrona	140
Relative Atomic Mass	225,032528 ± 0,000322 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	1/2
nuclear quadrupole moment	0
datum otkrića	2010
parity	+

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

²²⁶At

Maseni broj	226
broj neutrona	141
Relative Atomic Mass	226,037209 ± 0,000322 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	2
nuclear quadrupole moment
datum otkrića	2010
parity	+

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

²²⁷At

Maseni broj	227
broj neutrona	142
Relative Atomic Mass	227,040183 ± 0,000322 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	1/2
nuclear quadrupole moment	0
datum otkrića	2010
parity	+

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

²²⁸At

Maseni broj	228
broj neutrona	143
Relative Atomic Mass	228,04496 ± 0,000429 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	3
nuclear quadrupole moment
datum otkrića	2010
parity	+

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

²²⁹At

Maseni broj	229
broj neutrona	144
Relative Atomic Mass	229,048191 ± 0,000429 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	1/2
nuclear quadrupole moment	0
datum otkrića	2010
parity	+

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

historija

otkrivač ili izumitelj	D.R.Corson, K.R.MacKenzie, E.Segré
mjesto otkrića	United States
datum otkrića	1940
Etimologija	Greek: astatos (unstable).
pronunciation	AS-teh-teen (engleski)

izvor

Abundance
Abundance in Earth's crust
natural abundance (okean)
natural abundance (ljudsko tijelo)	0 %
natural abundance (Meteoroidi)	0 %
natural abundance (Sunce)
Abundance in Universe	0 %

Nuclear Screening Constants

1	s	1.6446
2	p	4.5524
2	s	22.3324
3	d	13.4155
3	p	23.5024
3	s	24.6481
4	d	37.9504
4	f	37.7596
4	p	36.516
4	s	35.6644
5	d	58.661
5	p	53.96
5	s	52.0665
6	p	69.8368
6	s	67.7002

Astat on ChemicalAid

Australian Educational Vocabulary ID	scot/1850
Brockhaus Enzyklopädie online ID	astat
CAS broj	7440-68-8
ChEBI ID	30415
DSSTOX compound identifier	DTXCID40147882
DSSTox substance ID	DTXSID40225391
Den Store Danske ID	astat
Encyclopedia of China ID (Second Edition)	191040
Encyclopædia Universalis ID	astate
FAST ID	819270
GND	4143236-8
Gran Enciclopèdia Catalana ID	0005881
Great Russian Encyclopedia Online ID	1835401
ID Quora teme	Astatine
ID na KBpediji	Astatine
InChIKey	RYXHOMYVWAEKHL-UHFFFAOYSA-N
InChl	InChI=1S/At
LCCN	sh85008844
MeSH ID	D001246
Namuwiki ID	아스타틴
National Library of Israel J9U ID	987007294954905171
OmegaWiki određeno značenje	155974
OpenAlex ID	C531082785
PSH ID	5815
PubChem ID (CID)	5460479
Semantic Scholar topic ID	992086
Store norske leksikon ID	astat
Treccani ID	astato
USGS Thesaurus ID	1398
WordNet 3.1 Synset ID	14653739-n
YSO ID	28791
broj na Freebaseu	/m/027t9kn

Astat (At)

Physical Property

Chemical Property

other

Isotopes of Astatine

191At

192At

193At

194At

195At

196At

197At

198At

199At

200At

201At

202At

203At

204At

205At

206At

207At

208At

209At

210At

211At

212At

213At

214At

215At

216At

217At

218At

219At

220At

221At

222At

223At

224At

225At

226At

227At

228At

229At

historija

izvor

Nuclear Screening Constants

¹⁹¹At

¹⁹²At

¹⁹³At

¹⁹⁴At

¹⁹⁵At

¹⁹⁶At

¹⁹⁷At

¹⁹⁸At

¹⁹⁹At

²⁰⁰At

²⁰¹At

²⁰²At

²⁰³At

²⁰⁴At

²⁰⁵At

²⁰⁶At

²⁰⁷At

²⁰⁸At

²⁰⁹At

²¹⁰At

²¹¹At

²¹²At

²¹³At

²¹⁴At

²¹⁵At

²¹⁶At

²¹⁷At

²¹⁸At

²¹⁹At

²²⁰At

²²¹At

²²²At

²²³At

²²⁴At

²²⁵At

²²⁶At

²²⁷At

²²⁸At

²²⁹At