Chemical Properties of Bromine (CAS 7726-95-6)

Bromine

InChI
InChI=1S/Br2/c1-2
InChI Key
GDTBXPJZTBHREO-UHFFFAOYSA-N
Formula
Br2
SMILES
BrBr
Molecular Weight1
159.81
CAS
7726-95-6
Other Names
  • Br2
  • Brom
  • Brome
  • Bromo
  • Broom
  • Dibromine
  • UN 1744
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Physical Properties

Property Value Unit Source
ω [0.1290; 0.1320]   Show Hide
ω 0.1320 PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
ω 0.1290 ChemSep v8.3 pure component data Compiled value
μ 0.00 debye ChemSep v8.3 pure component data Compiled value
EA [1.47; 2.87] eV Show Hide
EA 2.42 eV NIST
EA 2.60 ± 0.20 eV NIST
EA 2.62 ± 0.20 eV NIST
EA 2.55 ± 0.10 eV NIST
EA 2.51 ± 0.10 eV NIST
EA 2.87 ± 0.14 eV NIST
EA Outlier 1.47 ± 0.05 eV NIST
ΔfG° 3.14 kJ/mol ChemSep v8.3 pure component data Compiled value
ΔfH°gas [30.88; 30.91] kJ/mol Show Hide
ΔfH°gas 30.88 ± 0.12 kJ/mol Active Thermochemical Tables 1.112, gas-phase enthalpies of formation Compiled value
ΔfH°gas 30.91 kJ/mol ChemSep v8.3 pure component data Compiled value
ΔfH°gas 30.91 ± 0.11 kJ/mol NIST
ΔfusH° 6.33 kJ/mol Joback Calculated Property
IE [10.50; 10.92] eV Show Hide
IE 10.52 ± 0.00 eV NIST
IE 10.52 ± 0.00 eV NIST
IE 10.52 ± 0.01 eV NIST
IE 10.51 ± 0.02 eV NIST
IE 10.50 ± 0.30 eV NIST
IE 10.52 ± 0.01 eV NIST
IE 10.55 eV NIST
IE 10.52 eV NIST
IE 10.80 ± 0.20 eV NIST
IE 10.51 ± 0.01 eV NIST
IE 10.70 ± 0.10 eV NIST
IE 10.51 eV NIST
IE 10.52 ± 0.01 eV NIST
IE 10.56 ± 0.01 eV NIST
IE 10.51 eV NIST
IE 10.57 eV NIST
IE Outlier 10.92 eV NIST
logPoct/wat 1.691 Crippen Calculated Property
McVol 45.860 ml/mol McGowan Calculated Property
Pc [10300.00; 10335.15] kPa Show Hide
Pc 10335.15 kPa Mathews (1972), critical constants of inorganic substances Compiled value
Pc 10335.15 kPa PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Pc 10300.00 kPa ChemSep v8.3 pure component data Compiled value
Ptriple 5.85 kPa ChemSep v8.3 pure component data Compiled value
S°gas,1 bar 245.47 ± 0.01 J/mol×K NIST
S°liquid 152.21 ± 0.30 J/mol×K NIST
Tboil 331.90 K ChemSep v8.3 pure component data Compiled value
Tc [584.00; 584.15] K Show Hide
Tc 584.00 K Mathews (1972), critical constants of inorganic substances Compiled value
Tc 584.00 K PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Tc 584.15 K ChemSep v8.3 pure component data Compiled value
Tfus [254.15; 266.00] K Show Hide
Tfus 265.90 K ChemSep v8.3 pure component data Compiled value
Tfus 266.00 ± 0.30 K NIST
Tfus 254.15 ± 10.00 K NIST
Ttriple 265.85 K ChemSep v8.3 pure component data Compiled value
UQi 1.67 ChemSep v8.3 pure component data Compiled value
URi 1.90 ChemSep v8.3 pure component data Compiled value
Vc [0.127; 0.135] m3/kmol Show Hide
Vc 0.127 m3/kmol Mathews (1972), critical constants of inorganic substances Compiled value
Vc 0.127 m3/kmol PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Vc 0.135 m3/kmol ChemSep v8.3 pure component data Compiled value
Zc [0.2700000; 0.2860000]   Show Hide
Zc 0.2700000 Mathews (1972), critical constants of inorganic substances Compiled value
Zc 0.2860000 ChemSep v8.3 pure component data Compiled value
Zra 0.28 ChemSep v8.3 pure component data Compiled value

Cheméo can also estimate Enthalpy of vaporization at standard conditions, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
ΔvapH [17.60; 31.30] kJ/mol [206.00; 363.00] Show Hide
ΔvapH 17.60 kJ/mol 206.00 NIST
ΔvapH 31.30 kJ/mol 343.00 NIST
ΔvapH 29.80 kJ/mol 363.00 NIST

Correlations

Property Value Unit Temperature (K) Source
Cp,gas [35.00; 37.88] J/mol×K [50.00; 1500.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is Cp,gas in J/mol×K, T in K
Coefficient A3.50000e+01
Coefficient B-4.10000e+02
Coefficient C1.59224e+00
Coefficient D-1.60000e-04
Coefficient E-1.00000e-08
Temperature range, min.50.00
Temperature range, max.1500.00
Cp,gas 35.00 J/mol×K 50.00 Calculated Property
Cp,gas 35.68 J/mol×K 211.11 Calculated Property
Cp,gas 36.54 J/mol×K 372.22 Calculated Property
Cp,gas 37.09 J/mol×K 533.33 Calculated Property
Cp,gas 37.43 J/mol×K 694.44 Calculated Property
Cp,gas 37.63 J/mol×K 855.56 Calculated Property
Cp,gas 37.76 J/mol×K 1016.67 Calculated Property
Cp,gas 37.83 J/mol×K 1177.78 Calculated Property
Cp,gas 37.87 J/mol×K 1338.89 Calculated Property
Cp,gas 37.88 J/mol×K 1500.00 Calculated Property
Cp,gas [36.35; 41.63] J/mol×K [332.50; 3400.00] NIST Show Hide
EquationY = A + B·t + C·t² + D·t³ + E/t², t = T/1000
Y is Cp,gas in J/mol×K, T in K
Coefficient A3.85272e+01
Coefficient B-1.97683e+00
Coefficient C1.52611e+00
Coefficient D-1.98398e-01
Coefficient E-1.85815e-01
ReferenceChase, 1998
CommentF=18.87620, G=291.4863, H=30.91001; Data last reviewed in June, 1982
Temperature range, min.332.50
Temperature range, max.3400.00
Cp,gas 36.35 J/mol×K 332.50 Calculated Property
Cp,gas 37.42 J/mol×K 673.34 Calculated Property
Cp,gas 37.70 J/mol×K 1014.17 Calculated Property
Cp,gas 38.06 J/mol×K 1355.00 Calculated Property
Cp,gas 38.53 J/mol×K 1695.83 Calculated Property
Cp,gas 39.11 J/mol×K 2036.67 Calculated Property
Cp,gas 39.75 J/mol×K 2377.50 Calculated Property
Cp,gas 40.42 J/mol×K 2718.33 Calculated Property
Cp,gas 41.06 J/mol×K 3059.17 Calculated Property
Cp,gas 41.63 J/mol×K 3400.00 Calculated Property
Cp,gas [41.49; 37.63] J/mol×K [3400.00; 6000.00] NIST Show Hide
EquationY = A + B·t + C·t² + D·t³ + E/t², t = T/1000
Y is Cp,gas in J/mol×K, T in K
Coefficient A3.49929e+01
Coefficient B9.25225e+00
Coefficient C-2.36159e+00
Coefficient D1.54336e-01
Coefficient E-4.30764e+01
ReferenceChase, 1998
CommentF=-7.467771, G=273.6303, H=30.91001; Data last reviewed in June, 1982
Temperature range, min.3400.00
Temperature range, max.6000.00
Cp,gas 41.49 J/mol×K 3400.00 Calculated Property
Cp,gas 41.57 J/mol×K 3688.89 Calculated Property
Cp,gas 41.42 J/mol×K 3977.78 Calculated Property
Cp,gas 41.10 J/mol×K 4266.67 Calculated Property
Cp,gas 40.65 J/mol×K 4555.56 Calculated Property
Cp,gas 40.10 J/mol×K 4844.44 Calculated Property
Cp,gas 39.50 J/mol×K 5133.33 Calculated Property
Cp,gas 38.87 J/mol×K 5422.22 Calculated Property
Cp,gas 38.23 J/mol×K 5711.11 Calculated Property
Cp,gas 37.63 J/mol×K 6000.00 Calculated Property
Property Value Unit Temperature (K) Source
Cp,liquid [75.35; 75.35] J/mol×K [265.90; 331.90] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is Cp,liquid in J/mol×K, T in K
Coefficient A7.53510e+01
Coefficient B-4.87000e+07
Coefficient C5.40261e+04
Coefficient D1.02730e+02
Coefficient E4.37750e-01
Temperature range, min.265.90
Temperature range, max.331.90
Cp,liquid 75.35 J/mol×K 265.90 Calculated Property
Cp,liquid 75.35 J/mol×K 273.23 Calculated Property
Cp,liquid 75.35 J/mol×K 280.57 Calculated Property
Cp,liquid 75.35 J/mol×K 287.90 Calculated Property
Cp,liquid 75.35 J/mol×K 295.23 Calculated Property
Cp,liquid 75.35 J/mol×K 302.57 Calculated Property
Cp,liquid 75.35 J/mol×K 309.90 Calculated Property
Cp,liquid 75.35 J/mol×K 317.23 Calculated Property
Cp,liquid 75.35 J/mol×K 324.57 Calculated Property
Cp,liquid 75.35 J/mol×K 331.90 Calculated Property
Property Value Unit Temperature (K) Source
η [0.0013548; 0.0006007] Pa×s [265.85; 350.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = exp(A + B/T + C·ln(T) + D·T^E)
Y is η in Pa×s, T in K
Coefficient A-5.98130e+00
Coefficient B4.10550e+02
Coefficient C-3.00360e-01
Coefficient D-6.93600e-06
Coefficient E2.00000e+00
Temperature range, min.265.85
Temperature range, max.350.00
η 0.0013548 Pa×s 265.85 Calculated Property
η 0.0012284 Pa×s 275.20 Calculated Property
η 0.0011167 Pa×s 284.55 Calculated Property
η 0.0010174 Pa×s 293.90 Calculated Property
η 0.0009287 Pa×s 303.25 Calculated Property
η 0.0008491 Pa×s 312.60 Calculated Property
η 0.0007775 Pa×s 321.95 Calculated Property
η 0.0007127 Pa×s 331.30 Calculated Property
η 0.0006540 Pa×s 340.65 Calculated Property
η 0.0006007 Pa×s 350.00 Calculated Property
Property Value Unit Temperature (K) Source
ΔvapH [32.59; 0.00] kJ/mol [265.85; 584.15] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A·(1 − Tr)^(B + C·Tr + D·Tr² + E·Tr³), Tr = T/Tc
Y is ΔvapH in kJ/mol, T in K
Coefficient A3.84190e+01
Coefficient B-2.62820e-01
Coefficient C2.18080e+00
Coefficient D-2.75290e+00
Coefficient E1.18230e+00
Critical temperature, Tc (K)5.84150e+02
Temperature range, min.265.85
Temperature range, max.584.15
ΔvapH 32.59 kJ/mol 265.85 Calculated Property
ΔvapH 31.09 kJ/mol 301.22 Calculated Property
ΔvapH 29.54 kJ/mol 336.58 Calculated Property
ΔvapH 27.93 kJ/mol 371.95 Calculated Property
ΔvapH 26.21 kJ/mol 407.32 Calculated Property
ΔvapH 24.29 kJ/mol 442.68 Calculated Property
ΔvapH 22.02 kJ/mol 478.05 Calculated Property
ΔvapH 19.14 kJ/mol 513.42 Calculated Property
ΔvapH 14.95 kJ/mol 548.78 Calculated Property
ΔvapH 0.00 kJ/mol 584.15 Calculated Property
Property Value Unit Temperature (K) Source
Pvap [5.85; 10296.51] kPa [265.85; 584.15] The Yaws Handbook of Vapor Pressure Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.47457e+01
Coefficient B-3.04378e+03
Coefficient C-3.13500e+01
Temperature range, min.265.85
Temperature range, max.584.15
Pvap 5.85 kPa 265.85 Calculated Property
Pvap 32.04 kPa 301.22 Calculated Property
Pvap 118.36 kPa 336.58 Calculated Property
Pvap 333.34 kPa 371.95 Calculated Property
Pvap 772.63 kPa 407.32 Calculated Property
Pvap 1549.81 kPa 442.68 Calculated Property
Pvap 2784.30 kPa 478.05 Calculated Property
Pvap 4590.08 kPa 513.42 Calculated Property
Pvap 7067.18 kPa 548.78 Calculated Property
Pvap 10296.51 kPa 584.15 Calculated Property
Pvap [6.02; 10272.27] kPa [265.15; 584.15] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = exp(A + B/T + C·ln(T) + D·T^E)
Y is Pvap in kPa, T in K
Coefficient A5.67492e+01
Coefficient B-5.32160e+03
Coefficient C-6.31990e+00
Coefficient D5.44120e-06
Coefficient E2.00000e+00
Temperature range, min.265.15
Temperature range, max.584.15
Pvap 6.02 kPa 265.15 Calculated Property
Pvap 32.38 kPa 300.59 Calculated Property
Pvap 117.11 kPa 336.04 Calculated Property
Pvap 322.73 kPa 371.48 Calculated Property
Pvap 734.19 kPa 406.93 Calculated Property
Pvap 1454.73 kPa 442.37 Calculated Property
Pvap 2605.28 kPa 477.82 Calculated Property
Pvap 4329.95 kPa 513.26 Calculated Property
Pvap 6807.95 kPa 548.71 Calculated Property
Pvap 10272.27 kPa 584.15 Calculated Property
Pvap [1.37; 200.31] kPa [243.15; 354.00] KDB Vapor Pressure Data Show Hide
Equationln(Y) = A + B/T + C·ln(T) + D·T² + E/T²
Y is Pvap in kPa, T in K
Coefficient A2.30793e+02
Coefficient B-1.11621e+04
Coefficient C-3.41575e+01
Coefficient D5.20176e-05
Coefficient E0.00000e+00
Temperature range, min.243.15
Temperature range, max.354.00
Pvap 1.37 kPa 243.15 Calculated Property
Pvap 3.18 kPa 255.47 Calculated Property
Pvap 6.64 kPa 267.78 Calculated Property
Pvap 12.70 kPa 280.10 Calculated Property
Pvap 22.57 kPa 292.42 Calculated Property
Pvap 37.82 kPa 304.73 Calculated Property
Pvap 60.39 kPa 317.05 Calculated Property
Pvap 92.72 kPa 329.37 Calculated Property
Pvap 137.98 kPa 341.68 Calculated Property
Pvap 200.31 kPa 354.00 Calculated Property
Pvap [145.17; 432.44] kPa [343.00; 383.00] NIST Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.54464e+01
Coefficient B-3.59725e+03
Coefficient C6.28000e-01
ReferenceBlair and Ihle, 1973
CommentCoefficents calculated by NIST from author's data.
Temperature range, min.343.00
Temperature range, max.383.00
Pvap 145.17 kPa 343.00 Calculated Property
Pvap 165.94 kPa 347.44 Calculated Property
Pvap 189.03 kPa 351.89 Calculated Property
Pvap 214.64 kPa 356.33 Calculated Property
Pvap 242.96 kPa 360.78 Calculated Property
Pvap 274.18 kPa 365.22 Calculated Property
Pvap 308.53 kPa 369.67 Calculated Property
Pvap 346.20 kPa 374.11 Calculated Property
Pvap 387.43 kPa 378.56 Calculated Property
Pvap 432.44 kPa 383.00 Calculated Property
Pvap [0.13; 98.60] kPa [224.50; 331.40] NIST Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.13870e+01
Coefficient B-1.46964e+03
Coefficient C-1.15144e+02
ReferenceStull, 1947
CommentCoefficents calculated by NIST from author's data.
Temperature range, min.224.50
Temperature range, max.331.40
Pvap 0.13 kPa 224.50 Calculated Property
Pvap 0.48 kPa 236.38 Calculated Property
Pvap 1.41 kPa 248.26 Calculated Property
Pvap 3.49 kPa 260.13 Calculated Property
Pvap 7.53 kPa 272.01 Calculated Property
Pvap 14.55 kPa 283.89 Calculated Property
Pvap 25.80 kPa 295.77 Calculated Property
Pvap 42.63 kPa 307.64 Calculated Property
Pvap 66.43 kPa 319.52 Calculated Property
Pvap 98.60 kPa 331.40 Calculated Property
Property Value Unit Temperature (K) Source
ρl [3210.53; 1136.06] kg/m3 [265.85; 584.15] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A / B^(1 + (1 − T/C)^D)
Y is ρl in kg/m3, T in K
Coefficient A3.29252e+02
Coefficient B2.89820e-01
Coefficient C5.84150e+02
Coefficient D2.89480e-01
Temperature range, min.265.85
Temperature range, max.584.15
ρl 3210.53 kg/m3 265.85 Calculated Property
ρl 3100.65 kg/m3 301.22 Calculated Property
ρl 2984.83 kg/m3 336.58 Calculated Property
ρl 2861.61 kg/m3 371.95 Calculated Property
ρl 2728.88 kg/m3 407.32 Calculated Property
ρl 2583.31 kg/m3 442.68 Calculated Property
ρl 2419.19 kg/m3 478.05 Calculated Property
ρl 2224.92 kg/m3 513.42 Calculated Property
ρl 1968.99 kg/m3 548.78 Calculated Property
ρl 1136.06 kg/m3 584.15 Calculated Property
Property Value Unit Temperature (K) Source
γ [0.05; 2.11e-05] N/m [265.85; 582.56] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is γ in N/m, T in K
Coefficient A-1.42740e-02
Coefficient B2.35980e+02
Coefficient C-4.51310e+00
Coefficient D5.91590e-03
Coefficient E-1.05670e-05
CommentRange stopped where the equation turns negative; ChemSep gives it to 584.15 K.
Temperature range, min.265.85
Temperature range, max.582.56
γ 0.05 N/m 265.85 Calculated Property
γ 0.04 N/m 301.04 Calculated Property
γ 0.03 N/m 336.23 Calculated Property
γ 0.03 N/m 371.42 Calculated Property
γ 0.02 N/m 406.61 Calculated Property
γ 0.02 N/m 441.80 Calculated Property
γ 0.01 N/m 476.99 Calculated Property
γ 0.01 N/m 512.18 Calculated Property
γ 0.00 N/m 547.37 Calculated Property
γ 2.11e-05 N/m 582.56 Calculated Property
Property Value Unit Temperature (K) Source
λgas [0.00; 0.01] W/m×K [265.85; 520.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A·T^B / (1 + C/T + D/T²)
Y is λgas in W/m×K, T in K
Coefficient A6.56480e-06
Coefficient B1.47850e+00
Coefficient C4.50560e+03
Coefficient D-8.70500e+05
Temperature range, min.265.85
Temperature range, max.520.00
λgas 0.00 W/m×K 265.85 Calculated Property
λgas 0.00 W/m×K 294.09 Calculated Property
λgas 0.01 W/m×K 322.33 Calculated Property
λgas 0.01 W/m×K 350.57 Calculated Property
λgas 0.01 W/m×K 378.81 Calculated Property
λgas 0.01 W/m×K 407.04 Calculated Property
λgas 0.01 W/m×K 435.28 Calculated Property
λgas 0.01 W/m×K 463.52 Calculated Property
λgas 0.01 W/m×K 491.76 Calculated Property
λgas 0.01 W/m×K 520.00 Calculated Property
Property Value Unit Temperature (K) Source
λliquid [0.13; 0.04] W/m×K [260.00; 584.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is λliquid in W/m×K, T in K
Coefficient A-6.91830e-01
Coefficient B2.77750e+01
Coefficient C-3.89660e-01
Coefficient D5.71030e-04
Coefficient E-8.84620e-07
Temperature range, min.260.00
Temperature range, max.584.00
λliquid 0.13 W/m×K 260.00 Calculated Property
λliquid 0.12 W/m×K 296.00 Calculated Property
λliquid 0.12 W/m×K 332.00 Calculated Property
λliquid 0.11 W/m×K 368.00 Calculated Property
λliquid 0.10 W/m×K 404.00 Calculated Property
λliquid 0.09 W/m×K 440.00 Calculated Property
λliquid 0.08 W/m×K 476.00 Calculated Property
λliquid 0.07 W/m×K 512.00 Calculated Property
λliquid 0.06 W/m×K 548.00 Calculated Property
λliquid 0.04 W/m×K 584.00 Calculated Property

Similar Compounds

Copper monofluoride. Methylidyne, cyano-. Stannic bromide. Cyanogen. Holmium tetracarbide. Cyanoethynyl radical. HCCN radical. Chlorotrifluoromethane. Butadiynyl. Cyanomethyl radical. 1,3-Butadiyne. 2-Butynedinitrile. sodium metaphosphate. Propynylidene. 1,3-Butadiyne, 1,4-difluoro-.

Find more compounds similar to Bromine.

Sources

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