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| Nitrogen | ||||
| Classification: Non-metal, Group: Pnictogen, Symbol: N, Crystal structure: Hexagonal, Electron configuration: 1s2 2s2p3 | ||||
| Property | Value in metric unit | Value in US unit | ||
| Atomic radius | 0.75 | Å | 0.75 | Å |
|---|---|---|---|---|
| Covalent radius | 0.75 | Å | 0.75 | Å |
| Ionic radius (-3) | 1.71 | Å | 1.71 | Å |
| Valence electron potential | -550 | eV | -550 | eV |
| Energy of first ionization | 1402 | kJ/mol | 334.8 | kcal/mol |
| Energy of second ionization | 2856 | kJ/mol | 682.1 | kcal/mol |
| Energy of third ionization | 4578 | kJ/mol | 1093 | kcal/mol |
| Electro-chemical equivalent | 0.10452 *10-3 | kg/A*hr | 3.687 *10-3 | oz/A*hr |
| Electro-negativity (Pauling) | 3.04 | 3.04 | ||
| Atomic mass (average) | 14.0067 | 14.0067 | ||
| Atomic volume | 17.3 | cm³/mol | 1.056 | in³/mol |
| Density of gas at 68°F (20°C), 1 atm. | 1.2506 | kg/m³ | 0.0781 | lb/ft³ |
| Density of liquid at boiling point, 1 atm. | 808 | kg/m³ | 50.45 | lb/ft³ |
| Heat of fusion | 0.3602 | kJ/mol | 0.08608 | kcal/mol |
| Heat of vaporization | 2.7928 | kJ/mol | 0.66705 | kcal/mol |
| Specific heat capacity | 1040 | J/(kg*K) | 0.248 | BTU/(lb*ºF) |
| Boiling point | -195.8 | ºC | -320.44 | ºF |
| Melting Point | -209.9 | ºC | -345.82 | ºF |
| Thermal conductivity at 68°F (20°C), 1 atm. | 0.026 | W/(m*K) | 0.18 | BTU*in/(hr*ft²*ºF) |
| Appearance | colorless, odorless, tasteless gas | |||
