- InChI
- InChI=1S/NO2/c2-1-3
- InChI Key
- JCXJVPUVTGWSNB-UHFFFAOYSA-N
- Formula
- NO2
- SMILES
- [O]N=O
- Molecular Weight1
- 46.01
- CAS
- 10102-44-0
- Other Names
-
- AZOTE
- NITROGEN PEROXIDE
- Nitrito
- Nitro
- Nitrogen dioxide (NO2)
- Nitrogen oxide
- Rcra waste number P078
- Stickstoffdioxid
- Stikstofdioxyde
- nitrogen oxide (NO2)
- ω : Acentric Factor.
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- μ : Dipole Moment (debye).
- EA : Electron affinity (eV).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- IE : Ionization energy (eV).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- ρl : Liquid Density (kg/m3).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- Zc : Critical Compressibility.
- Zra : Rackett Parameter.
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.8340 | KDB | |
| PAff | 591.00 | kJ/mol | NIST |
| BasG | 560.30 | kJ/mol | NIST |
| μ | 0.40 | debye | KDB |
| EA | [1.80; 3.99] | eV |
|
| EA | 2.27 ± 0.01 | eV | NIST |
| EA | 2.30 ± 0.10 | eV | NIST |
| EA | 2.27 ± 0.03 | eV | NIST |
| EA | 2.36 ± 0.10 | eV | NIST |
| EA | 2.35 ± 0.10 | eV | NIST |
| EA | 2.40 ± 0.10 | eV | NIST |
| EA | 2.28 ± 0.10 | eV | NIST |
| EA | 2.38 ± 0.06 | eV | NIST |
| EA | 2.30 ± 0.15 | eV | NIST |
| EA | 2.11 ± 0.18 | eV | NIST |
| EA | 2.80 ± 0.05 | eV | NIST |
| EA | 1.80 ± 0.05 | eV | NIST |
| EA | 2.60 | eV | NIST |
| EA | 1.80 ± 0.20 | eV | NIST |
| EA | 2.10 | eV | NIST |
| EA | 2.50 ± 0.05 | eV | NIST |
| EA | 2.50 ± 0.10 | eV | NIST |
| EA | 2.50 ± 0.10 | eV | NIST |
| EA | 2.04 | eV | NIST |
| EA | 2.07 ± 0.24 | eV | NIST |
| EA | 3.10 ± 0.05 | eV | NIST |
| EA | Outlier 3.90 ± 0.20 | eV | NIST |
| EA | Outlier 3.82 | eV | NIST |
| EA | Outlier 3.99 | eV | NIST |
| ΔfG° | 52.00 | kJ/mol | KDB |
| ΔfH°gas | 33.87 | kJ/mol | KDB |
| ΔfusH° | 8.80 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 32.04 | kJ/mol | Joback Calculated Property |
| IE | [9.59; 11.23] | eV |
|
| IE | 9.59 ± 0.00 | eV | NIST |
| IE | 9.60 ± 0.03 | eV | NIST |
| IE | 9.59 ± 0.00 | eV | NIST |
| IE | 11.23 | eV | NIST |
| IE | 10.40 ± 0.30 | eV | NIST |
| IE | 9.62 ± 0.01 | eV | NIST |
| IE | 9.75 ± 0.01 | eV | NIST |
| IE | 11.23 | eV | NIST |
| log10WS | -4.90 | Crippen Calculated Property | |
| logPoct/wat | 0.098 | Crippen Calculated Property | |
| McVol | 26.130 | ml/mol | McGowan Calculated Property |
| Pc | 10100.00 | kPa | KDB |
| Tboil | [294.30; 295.08] | K |
|
| Tboil | 294.30 | K | KDB |
| Tboil | 295.08 ± 0.50 | K | NIST |
| Tc | 431.00 | K | KDB |
| Tfus | 261.90 | K | KDB |
| Vc | 0.168 | m3/kmol | KDB |
| Zc | 0.4729330 | KDB | |
| Zra | 0.24 | KDB |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [33.13; 41.93] | J/mol×K | [350.54; 561.53] |
|
|
T(K) Ideal gas heat capacity (J/mol×K) 34 36 38 40 42 400 500 | ||||
| Cp,gas | 33.13 | J/mol×K | 350.54 | Joback Calculated Property |
| Cp,gas | 35.27 | J/mol×K | 385.70 | Joback Calculated Property |
| Cp,gas | 37.11 | J/mol×K | 420.87 | Joback Calculated Property |
| Cp,gas | 38.66 | J/mol×K | 456.03 | Joback Calculated Property |
| Cp,gas | 39.96 | J/mol×K | 491.20 | Joback Calculated Property |
| Cp,gas | 41.04 | J/mol×K | 526.36 | Joback Calculated Property |
| Cp,gas | 41.93 | J/mol×K | 561.53 | Joback Calculated Property |
| ρl | 1450.00 | kg/m3 | 293.00 | KDB |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [18.74; 10124.77] | kPa | [261.95; 431.35] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 2.04197e+01 | |||
| Coefficient B | -5.27208e+03 | |||
| Coefficient C | 3.95000e+01 | |||
| Temperature range, min. | 261.95 | |||
| Temperature range, max. | 431.35 | |||
|
T(K) Vapor pressure (kPa) 0 2000 4000 6000 8000 10000 300 350 400 | ||||
| Pvap | 18.74 | kPa | 261.95 | Calculated Property |
| Pvap | 52.38 | kPa | 280.77 | Calculated Property |
| Pvap | 130.60 | kPa | 299.59 | Calculated Property |
| Pvap | 295.83 | kPa | 318.42 | Calculated Property |
| Pvap | 617.51 | kPa | 337.24 | Calculated Property |
| Pvap | 1201.80 | kPa | 356.06 | Calculated Property |
| Pvap | 2201.67 | kPa | 374.88 | Calculated Property |
| Pvap | 3826.69 | kPa | 393.71 | Calculated Property |
| Pvap | 6351.87 | kPa | 412.53 | Calculated Property |
| Pvap | 10124.77 | kPa | 431.35 | Calculated Property |
Similar Compounds
Find more compounds similar to Nitrogen dioxide.
Mixtures
Sources
- Crippen Method
- Crippen Method
- Experimental study of high pressure phase equilibrium of (CO2 + NO2/N2O4) mixtures
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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that the value is more than 2 standard deviations away from the
property mean.