chemical formula of iron oxide are given below
- iron(II) oxide (FeO)
- iron(III) oxide (Fe2O3)
Physical Properties of Iron Oxide:
| Property | Details |
| Appearance | Powdery or crystalline solid |
| Boiling Point | Varies depending on the type of iron oxide |
| Color | Reddish-brown or black |
| Conductivity | Poor electrical and thermal conductivity |
| Crystal Structure | Varies depending on the type of iron oxide |
| Density | Varies depending on the type of iron oxide |
| Hardness | Varies depending on the type of iron oxide |
| Magnetic Properties | Exhibits ferromagnetic properties |
| Melting Point | Varies depending on the type of iron oxide |
| Odor | Odorless |
| Solubility | Insoluble in water and most solvents |
| Specific Gravity | Varies depending on the type of iron oxide |
| State | Solid |
Chemical Properties of Iron Oxide:
| Property | Details |
| Acid/Base Properties | Can act as a weak Lewis acid in some reactions |
| Combustibility | Non-combustible |
| Corrosion | Iron oxides can cause corrosion of metals and alloys |
| Hygroscopicity | Iron oxide powders can absorb moisture from the air |
| Oxidation/Reduction | Iron(III) oxide can be reduced to iron metal |
| Photocatalytic Activity | Certain types of iron oxide can exhibit photocatalytic properties |
| Reaction with Water | Iron(III) oxide reacts slowly with water to form iron(III) hydroxide |
| Reactivity with Acids | Iron oxides react with strong acids to form salts |
| Reactivity with Bases | Generally inert, does not react with bases |
| Reactivity with Other Metals | Can undergo redox reactions with other metals |
| Stability | Stable under normal conditions |
Reactions of iron oxide with Alkali Metal
| Alkali Metal | Reaction Equation | |
| Lithium (Li) | 2Li + Fe2O3 react and convert into 2Li2O + 2Fe | |
| Sodium (Na) | 4Na + Fe2O3 react and convert into 2Na2O + 2Fe | |
| Potassium (K) | 4K + Fe2O3 react and convert into 2K2O + 2Fe | |
| Rubidium (Rb) | 4Rb + Fe2O3 react and convert into 2Rb2O + 2Fe | |
| Cesium (Cs) | 4Cs + Fe2O3 react and convert into 2Cs2O + 2Fe |
Reactions of iron oxide with Alkaline Earth Metal
| Alkaline Earth Metal | Reaction Equation | |
| Beryllium (Be) | No product formed | |
| Magnesium (Mg) | 3Mg + Fe2O3 react and convert into 3MgO + 2Fe | |
| Calcium (Ca) | 3Ca + Fe2O3 react and convert into 3CaO + 2Fe | |
| Strontium (Sr) | 3Sr + Fe2O3 react and convert into 3SrO + 2Fe | |
| Barium (Ba) | 3Ba + Fe2O3 react and convert into 3BaO + 2Fe | |
| Radium (Ra) | No product formed |
Reactions of iron oxide with Transition Metal
| Transition Metal | Reaction Equation | |
| Scandium (Sc) | No product formed | |
| Titanium (Ti) | No product formed | |
| Vanadium (V) | No product formed | |
| Chromium (Cr) | No product formed | |
| Manganese (Mn) | 3Mn + Fe2O3 react and convert into 3MnO + 2Fe | |
| Iron (Fe) | No product formed | |
| Cobalt (Co) | No product formed | |
| Nickel (Ni) | No product formed | |
| Copper (Cu) | 3Cu + Fe2O3 react and convert into 3CuO + 2Fe | |
| Zinc (Zn) | No product formed | |
| Yttrium (Y) | No product formed | |
| Zirconium (Zr) | No product formed | |
| Niobium (Nb) | No product formed | |
| Molybdenum (Mo) | No product formed | |
| Technetium (Tc) | No product formed | |
| Ruthenium (Ru) | No product formed | |
| Rhodium (Rh) | No product formed | |
| Palladium (Pd) | No product formed | |
| Silver (Ag) | 3Ag + Fe2O3 react and convert into 3Ag2O + 2Fe | |
| Cadmium (Cd) | No product formed | |
| Hafnium (Hf) | No product formed | |
| Tantalum (Ta) | No product formed | |
| Tungsten (W) | No product formed | |
| Rhenium (Re) | No product formed | |
| Osmium (Os) | No product formed | |
| Iridium (Ir) | No product formed | |
| Platinum (Pt) | No product formed | |
| Gold (Au) | 3Au + Fe2O3 react and convert into 3Au2O3 + 2Fe | |
| Mercury (Hg) | No product formed | |
| Rutherfordium (Rf) | No product formed | |
| Dubnium (Db) | No product formed | |
| Seaborgium (Sg) | No product formed | |
| Bohrium (Bh) | No product formed | |
| Hassium (Hs) | No product formed | |
| Meitnerium (Mt) | No product formed | |
| Darmstadtium |
Reactions of iron oxide with Non-Transition Metal
| Non-Transition Metal | Reaction Equation | |
| Aluminum (Al) | 2Al + Fe2O3 react and convert into Al2O3 + 2Fe | |
| Gallium (Ga) | 2Ga + Fe2O3 react and convert into Ga2O3 + 2Fe | |
| Indium (In) | 2In + Fe2O3 react and convert into In2O3 + 2Fe | |
| Tin (Sn) | 2Sn + Fe2O3 react and convert into SnO2 + 2Fe | |
| Thallium (Tl) | 2Tl + Fe2O3 react and convert into Tl2O3 + 2Fe | |
| Lead (Pb) | 2Pb + Fe2O3 react and convert into PbO + PbFe2O4 | |
| Bismuth (Bi) | No product formed | |
| Polonium (Po) | No product formed |
Reactions of iron oxide with Non-Metal
| Non-Metal | Reaction Equation | |
| Hydrogen (H2) | 3H2 + Fe2O3 react and convert into Fe2O3 + 3H2O | |
| Carbon (C) | No product formed | |
| Nitrogen (N2) | No product formed | |
| Oxygen (O2) | No product formed | |
| Fluorine (F2) | No product formed | |
| Phosphorus (P4) | No product formed | |
| Sulfur (S8) | No product formed | |
| Chlorine (Cl2) | No product formed | |
| Bromine (Br2) | No product formed | |
| Iodine (I2) | No product formed | |
| Noble Gases | No product formed |