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Properties of substance:
antimony
Group of substances:
inorganic
Physical appearance:
trigonal metal
Empirical formula (Hill's system for organic substances):
Sb
Structural formula as text:
Sb
Molar/atomic mass: 121.75
Melting point (°C):
630.5
Boiling point (°C):
1634
Solubility (g/100 g of solvent):
ammonia liquid
: insoluble [
Ref.
]
antimony trichloride
: 0.096 (270°C) [
Ref.
]
hydrazine
: insoluble [
Ref.
]
mercury
: 0.0002 (20°C) [
Ref.
]
mercury
: 0.5 (300°C) [
Ref.
]
water
: insoluble [
Ref.
]
Numerical data:
Ionic radius (pm): 90 (Sb
3+
crystal)
Hardness on the Mohs’ scale: 3
Density:
6.69 (20°C, g/cm
3
)
6.55 (631°C, d
4
)
6.49 (640°C, g/cm
3
)
6.45 (700°C, g/cm
3
)
6.38 (800°C, g/cm
3
)
6.29 (970°C, g/cm
3
)
Reactions:
[
Ref.1
]
2Sb + 3S → Sb
2
S
3
[
Ref.1
]
2Sb + 3I
2
→ 2SbI
3
Half-life:
104
51
Sb = 470 ms ()
105
51
Sb = 1.12 s ()
106
51
Sb = 600 ms (β
+
(100%))
106m
51
Sb = 226 ns (internal transition (100%))
107
51
Sb = 4.0 s (β
+
(100%))
108
51
Sb = 7.4 s (β
+
(100%))
109
51
Sb = 17.0 s (β
+
(100%))
110
51
Sb = 23.6 s (β
+
(100%))
111
51
Sb = 75 s (β
+
(100%))
112
51
Sb = 53.5 s (β
+
(100%))
112m
51
Sb = 536 ns (internal transition (100%))
113
51
Sb = 6.67 min (β
+
(100%))
114
51
Sb = 3.49 min (β
+
(100%))
114m
51
Sb = 219 μs (internal transition (100%))
115
51
Sb = 32.1 min (β
+
(100%))
115m
51
Sb = 159 ns (internal transition (100%))
116
51
Sb = 15.8 min (β
+
(100%))
116m
51
Sb = 192 ns (internal transition (100%))
116n
51
Sb = 60.3 min (β
+
(100%))
117
51
Sb = 2.80 h (β
+
(100%))
117m
51
Sb = 355 μs (internal transition (100%))
117n
51
Sb = 290 ns (internal transition (100%))
118
51
Sb = 3.6 min (β
+
(100%))
118m
51
Sb = 20.6 μs (internal transition (100%))
118n
51
Sb = 5.00 h (β
+
(100%))
119
51
Sb = 38.19 h (electron capture (100%))
119m
51
Sb = 130 ns (internal transition (100%))
119n
51
Sb = 850 ms (internal transition (100%))
120
51
Sb = 15.89 min (β
+
(100%))
120m
51
Sb = 5.76 d (β
+
(100%))
120n
51
Sb = 246 ns (internal transition (100%))
120p
51
Sb = 400 ns (internal transition (100%))
121
51
Sb = stable ( (isotopic abundance 57,21%))
121m
51
Sb = 179 μs (internal transition (100%))
122
51
Sb = 2.7238 d (β
-
(97.59%), β
+
(2.41%))
122m
51
Sb = 1.86 μs (internal transition (100%))
122n
51
Sb = 530 μs (internal transition (100%))
122p
51
Sb = 4.191 min (internal transition (100%))
123
51
Sb = stable ( (isotopic abundance 42,79%))
123m
51
Sb = 214 ns (internal transition (100%))
123n
51
Sb = 65 μs (internal transition (100%))
124
51
Sb = 60.20 d (β
-
(100%))
124m
51
Sb = 93 s (internal transition (75%), β
-
(25%))
124n
51
Sb = 20.2 min (internal transition (100%))
124p
51
Sb = 3.2 μs (internal transition (100%))
125
51
Sb = 2.7586 y (β
-
(100%))
125m
51
Sb = 4.1 μs (internal transition (100%))
125n
51
Sb = 28.0 μs (internal transition (100%))
125q
51
Sb = 272 ns (internal transition (100%))
126
51
Sb = 12.35 d (β
-
(100%))
126m
51
Sb = 19.15 min (β
-
(86%), internal transition (14%))
126n
51
Sb = 11 s (internal transition (100%))
126p
51
Sb = 553 ns (internal transition (100%))
127
51
Sb = 3.85 d (β
-
(100%))
127m
51
Sb = 11 μs (internal transition (100%))
127n
51
Sb = 234 ns (internal transition (100%))
128
51
Sb = 9.05 h (β
-
(100%))
128n
51
Sb = 10.41 min (β
-
(96.4%), internal transition (3.6%))
129
51
Sb = 4.366 h (β
-
(100%))
129m
51
Sb = 17.7 min (β
-
(85%), internal transition (15%))
129n
51
Sb = 2.2 μs (internal transition (100%))
129p
51
Sb = 1.1 μs (internal transition (100%))
130
51
Sb = 39.5 min (β
-
(100%))
130m
51
Sb = 6.3 min (β
-
(100%))
130n
51
Sb = 800 ns (internal transition (100%))
130p
51
Sb = 1.8 μs (internal transition (100%))
131
51
Sb = 23.03 min (β
-
(100%))
131m
51
Sb = 91 μs (internal transition (100%))
131n
51
Sb = 4.3 μs (internal transition (100%))
131p
51
Sb = 1.1 μs (internal transition (100%))
132
51
Sb = 2.79 min (β
-
(100%))
132m
51
Sb = 4.10 min (β
-
(100%))
132n
51
Sb = 102 ns (internal transition (100%))
133
51
Sb = 2.34 min (β
-
(100%))
133m
51
Sb = 16.54 μs (internal transition (100%))
134
51
Sb = 780 ms (β
-
(100%))
134m
51
Sb = 10.07 s (internal transition (100%))
135
51
Sb = 1.679 s (β
-
(100%), β
-
n (22%))
136
51
Sb = 923 ms (β
-
(100%), β
-
n (16.3%))
136m
51
Sb = 570 ns (internal transition (100%))
137
51
Sb = 484 ms (β
-
(100%), β
-
n (49%))
138
51
Sb = 348 ms (β
-
(100%), β
-
n (72%))
139
51
Sb = 93 ms (β
-
(100%), β
-
n (90%))
140m
51
Sb = 41 μs (internal transition (100%))
Vapour pressure (Torr):
0.01 (533°C)
0.1 (600°C)
1 (731°C)
10 (960°C)
100 (1289°C)
Viscosity (mPa·s):
1.5 (650°C)
1.26 (700°C)
1.05 (850°C)
Surface tension (mN/m):
368 (750°C)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
0 (s)
Standard molar Gibbs energy of formation Δ
f
G
0
(298.15 K, kJ/mol):
0 (s)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
45.69 (s)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
25.2 (s)
Molar enthalpy (heat) of fusion Δ
fus
H (kJ/mol):
20.1
Enthalpy (heat) of vaporization Δ
vap
H (kJ/mol):
124.4
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
268 (g)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
180.2 (g)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
20.8 (g)
LD
50
(mg/kg):
112 (mice, intraperitoneal)
References:
Comey A. M., Hahn D. A. A dictionary of Chemical Solubilities Inorganic. - 2 ed. - New York, The MacMillan Company, 1921. - pp. 43-44
Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 276-277
Гринвуд Н., Эрншо А. Химия элементов. - Т.1. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 515-517 [Russian]
Гурвич Я.А. Справочник молодого аппаратчика-химика. - М.: Химия, 1991. - pp. 51 [Russian]
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 100 [Russian]
Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 601 [Russian]
Химическая энциклопедия. - Т. 4. - М.: Советская энциклопедия, 1995. - pp. 475-477 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru
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