Chemical formula of nitrogen is N.
Physical Properties of Nitrogen:
| Property | Details |
| Boiling Point | -195.8°C |
| Color | Colorless |
| Crystal Structure | Hexagonal (α-N₂), Cubic (β-N₂) |
| Density | 1.25 kg/m³ |
| Melting Point | -210.0°C |
| Odor | Odorless |
| Solubility | Slightly soluble in water |
| Specific Heat | 1.040 J/(g·K) |
| State | Gas at room temperature and pressure |
| Thermal Conductivity | 0.0259 W/(m·K) |
Chemical Properties of Nitrogen:
| Properties | Details |
| Chemical Formula | N₂ |
| Combustibility | Non-flammable |
| Oxidation State | Nitrogen typically exhibits oxidation state of -3 |
| Reaction with Halogens | Forms nitrogen halides (e.g., nitrogen trifluoride, NF₃) |
| Reaction with Hydrogen | Forms ammonia (NH₃) through the Haber-Bosch process |
| Reaction with Metals | Forms nitrides when reacting with some reactive metals |
| Reaction with Oxygen | Forms oxides such as nitrogen dioxide (NO₂) and dinitrogen tetroxide (N₂O₄) |
| Reaction with Oxygen-containing Compounds | Can oxidize certain organic compounds |
| Reactivity | Relatively unreactive at room temperature |
Reaction of nitrogen with Alkali metal
| Alkali metal | Reaction |
| Lithium (Li) | 6Li + N2 react and changes into 2Li3N |
| Sodium (Na) | 6Na + N2 react and changes into 2Na3N |
| Potassium (K) | 6K + N2 react and changes into 2K3N |
| Rubidium (Rb) | 6Rb + N2 react and changes into 2Rb3N |
| Cesium (Cs) | 2Cs + N2 react and changes into Cs2N |
Reaction of nitrogen with Alkaline earth metal
| Alkaline earth metal | Reaction |
| Beryllium (Be) | No product (nitrogen is inert with beryllium) |
| Magnesium (Mg) | 3Mg + N2 react and changes into Mg3N2 |
| Calcium (Ca) | 3Ca + N2 react and changes into Ca3N2 |
| Strontium (Sr) | 3Sr + N2 react and changes into Sr3N2 |
| Barium (Ba) | 3Ba + N2 react and changes into Ba3N2 |
| Radium (Ra) | No product (nitrogen is inert with radium) |
Reaction of nitrogen with Transition metal
| Transition metal | Reaction |
| Iron (Fe) | 3Fe + 2N2 react and changes into Fe3N4 |
| Cobalt (Co) | 3Co + N2 react and changes into Co3N2 |
| Nickel (Ni) | 3Ni + N2 react and changes into Ni3N2 |
| Copper (Cu) | No product (nitrogen is inert with copper) |
| Zinc (Zn) | No product (nitrogen is inert with zinc) |
| Yttrium (Y) | 2Y + 3N2 react and changes into Y2N3 |
| Zirconium (Zr) | Zr + 2N2 react and changes into ZrN4 |
| Molybdenum (Mo) | Mo + 2N2 react and changes into MoN2 |
| Silver (Ag) | No product (nitrogen is inert with silver) |
| Tungsten (W) | W + 2N2 react and changes into WN2 |
| Platinum (Pt) | Pt + 2N2 react and changes into PtN4 |
Reaction of nitrogen with Non-transition metal
| Non-transition metal | Reaction |
| Aluminum (Al) | 2Al + N2 react and changes into AlN + Al2N3 |
| Boron (B) | 2B + 3N2 react and changes into 2BN |
| Carbon (C) | C + N2 react and changes into CN2 |
| Silicon (Si) | Si + 2N2 react and changes into Si3N4 |
| Phosphorus (P) | P4 + 5N2 react and changes into 2PN + 3P2N5 |
| Sulfur (S) | 8S + N2 react and changes into S3N4 |
| Chlorine (Cl) | 3Cl2 + N2 react and changes into 2NCl3 |
| Oxygen (O) | No product (nitrogen is inert with oxygen) |
| Hydrogen (H) | 3H2 + N2 react and changes into 2NH3 |
Reaction of nitrogen with Non-metal element
| Non-metal element | Reaction |
| Hydrogen (H) | 3H2 + N2 react and changes into 2NH3 |
| Carbon (C) | C + N2 react and changes into CN2 |
| Oxygen (O) | 2N2 + 5O2 react and changes into 2N2O5 |
| Fluorine (F) | N2 + 3F2 react and changes into 2NF3 |
| Chlorine (Cl) | N2 + 3Cl2 react and changes into 2NCl3 |
| Bromine (Br) | N2 + 3Br2 react and changes into 2NBr3 |
| Iodine (I) | N2 + 3I2 react and changes into 2NI3 |
| Sulfur (S) | N2 + 3S8 react and changes into 2S3N4 |
| Phosphorus (P) | 4P + 5N2 react and changes into 2PN + P2N5 |
| Selenium (Se) | N2 + 3Se react and changes into Se3N2 |
Reaction of nitrogen with Metalloid element
| Metalloid element | Reaction |
| Boron (B) | 2B + 3N2 react and changes into 2BN |
| Silicon (Si) | Si + 2N2 react and changes into Si3N4 |
| Germanium (Ge) | 4Ge + N2 react and changes into 2Ge2N + Ge3N4 |
| Arsenic (As) | 4As + 5N2 react and changes into 2As3N + 3As2N5 |
| Antimony (Sb) | 3Sb + 2N2 react and changes into Sb3N4 + SbN |
| Tellurium (Te) | Te + N2 react and changes into Te3N2 |
Reaction of nitrogen with Noble gas element
| Noble gas element | Reaction |
| Helium (He) | No product (nitrogen is inert with helium) |
| Neon (Ne) | No product (nitrogen is inert with neon) |
| Argon (Ar) | No product (nitrogen is inert with argon) |
| Krypton (Kr) | Kr + N2 react and changes into KrN2 |
| Xenon (Xe) | Xe + N2 react and changes into XeN2, Xe2N2O, |