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Properties of substance:
sodium bromate
Group of substances:
inorganic
Physical appearance:
colorless cubic crystals
Empirical formula (Hill's system for organic substances):
BrNaO
3
Structural formula as text:
NaBrO3
Molar/atomic mass: 150.89
Melting point (°C):
381
CAS №: 7789-38-0
Solubility (g/100 g of solvent):
ammonia liquid
: soluble [
Ref.
]
deuterium oxide
: 21.61 (5°C) [
Ref.
]
ethanol
: insoluble [
Ref.
]
hydrazine
: reaction 1 (20°C) [
Ref.
]
water
: 30.3 (10°C) [
Ref.
]
water
: 36.4 (20°C) [
Ref.
]
water
: 39.4 (25°C) [
Ref.
]
water
: 42.6 (30°C) [
Ref.
]
water
: 48.8 (40°C) [
Ref.
]
water
: 62.6 (60°C) [
Ref.
]
water
: 75.7 (80°C) [
Ref.
]
water
: 90.8 (100°C) [
Ref.
]
Density:
3.34 (17.5°C, g/cm
3
)
Reactions:
[
Ref.1
,
Ref.2
]
5Cr
2
O
3
+ 6NaBrO
3
+ 2H
2
O → 2H
2
Cr
2
O
7
+ 3Na
2
Cr
2
O
7
+ 3Br
2
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
-342.5 (s)
Standard molar Gibbs energy of formation Δ
f
G
0
(298.15 K, kJ/mol):
-252.6 (s)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
130.5 (s)
LD
50
(mg/kg):
140 (mice, intraperitoneal)
References:
Bretherick's Handbook of Reactive Chemical Hazards. - 6 ed., Vol. 1. - Butterworth-Heinemann, 1999. - pp. 102
Journal of the American Chemical Society. - 1968. - Vol. 90, No. 7. - pp. 1900
Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 12ed., Vol. 1-5. - Wiley, 2012. - pp. 3991
Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 1163-1165
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 83 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru