Chemical formula of iron

By: Prof. Dr. Fazal Rehman | Last updated: February 3, 2024

The Chemical formula of iron is (I).

Properties  of iron

Properties Details
Symbol Fe
Atomic number 26
Color Silvery-grey
Reactivity Reacts with oxygen to form iron oxide (rust)
Phase at room temp Solid
Melting point 1,538 °C (2,800 °F)
Atomic mass 55.845 u
Boiling point 2,862 °C (5,184 °F)
Density 7.87 g/cm³
Magnetic ferromagnetic
Uses ·         Construction,

·         manufacturing,

·         transportation,

·         tools

Reaction of iron with Alkaline Earth Metal

 

Alkaline Earth Metal Reaction Products
Beryllium (Be) No product
Magnesium (Mg) Fe   and  MgO   react and changes into  FeO   and  Mg Iron(II) oxide (FeO) ,

magnesium oxide (MgO)

Calcium (Ca) Fe   and  CaO   react and changes into  FeO   and  Ca Iron(II) oxide (FeO) , calcium oxide (CaO)
Strontium (Sr) Fe   and  SrO   react and changes into  FeO   and  Sr Iron(II) oxide (FeO) , strontium oxide (SrO)
Barium (Ba) Fe   and  BaO   react and changes into  FeO   and  Ba Iron(II) oxide (FeO) , barium oxide (BaO)

 

 

Reaction of iron with Transition Metal

 

Transition Metal Reaction Products
Sc,ium (Sc) No product (requires high temperature , pressure)
Titanium (Ti) Fe   and  TiO2   react and changes into  FeO   and  Ti ·         Iron(II) oxide (FeO) ,

·         titanium dioxide (TiO2)

Vanadium (V) 2Fe   and  3V2O5   react and changes into  4FeO   and  6VO ·         Iron(II) oxide (FeO) ,

·         vanadium(III) oxide (VO)

Chromium (Cr) Fe   and  Cr2O3   react and changes into  FeO   and  2Cr ·         Iron(II) oxide (FeO) ,

·         chromium(III) oxide (Cr2O3)

Manganese (Mn) Fe   and  MnO2   react and changes into  FeO   and  Mn ·         Iron(II) oxide (FeO) ,

·         manganese dioxide (MnO2)

Iron (Fe) No product
Cobalt (Co) Fe   and  CoO   react and changes into  FeO   and  Co ·         Iron(II) oxide (FeO) ,

·         cobalt oxide (CoO)

Nickel (Ni) Fe   and  NiO   react and changes into  FeO   and  Ni ·         Iron(II) oxide (FeO) ,

·         nickel oxide (NiO)

Copper (Cu) No product (copper is less reactive than iron)
Zinc (Zn) Fe   and  ZnO   react and changes into  FeO   and  Zn ·         Iron(II) oxide (FeO) ,

·         zinc oxide (ZnO)

 

Reaction of iron with Non-Transition Metal

 

Non-Transition Metal Reaction Products
Hydrogen (H) Fe   and  2HCl   react and changes into  FeCl2   and  H2 ·         Iron(II) chloride (FeCl2) ,

·          hydrogen gas (H2)

Fe   and  2H2O   react and changes into  Fe(OH)2   and  H2 ·         Iron(II) hydroxide (Fe(OH)2) ,

·         hydrogen gas (H2)

Carbon (C) Fe   and  C   react and changes into  FeC ·         Iron carbide (FeC)
Nitrogen (N) 3Fe   and  2N2   react and changes into  Fe3N4 ·         Iron(II,III) nitride (Fe3N4)
Oxygen (O) 4Fe   and  3O2   react and changes into  2Fe2O3 ·         Iron(III) oxide (Fe2O3)
Fe   and  O2   react and changes into  FeO ·         Iron(II) oxide (FeO)
Sulfur (S) Fe   and  S   react and changes into  FeS ·         Iron(II) sulfide (FeS)

Reaction of iron with Non-Metal

 

 

Non-Metal Reaction Products
Carbon (C) Fe   and  2CO   react and changes into  Fe(CO)2 ·         Iron carbonyl (Fe(CO)2)
3Fe   and  2CO   react and changes into  Fe3(CO)12 Iron carbonyl (Fe3(CO)12)
Nitrogen (N) 4Fe   and  N2   react and changes into  2Fe2N Iron nitride (Fe2N)
3Fe   and  N2   react and changes into  Fe3N2 Iron nitride (Fe3N2)
Oxygen (O) 3Fe   and  2O2   react and changes into  Fe3O4 Iron(II,III) oxide (Fe3O4)
2Fe   and  O2   react and changes into  2FeO Iron(II) oxide (FeO)
Sulfur (S) Fe   and  S8   react and changes into  FeS8 Iron sulfide (FeS8)
Fe   and  S   react and changes into  FeS Iron(II) sulfide (FeS)
Phosphorus (P) 5Fe   and  P4   react and changes into  Fe5P4 Iron phosphide (Fe5P4)
3Fe   and  2P   react and changes into  Fe3P2 Iron phosphide (Fe3P2)
Silicon (Si) Fe   and  SiO2   react and changes into  FeO   and  Si Iron(II) oxide (FeO) , silicon (Si)

Reaction of iron with Metalloid

 

 

Metalloid Reaction Products
Boron (B) 2Fe   and  3B2O3   react and changes into  4FeB   and  3O2 Iron boride (FeB) , oxygen (O2)
Fe   and  B2O3   react and changes into  Fe2B   and  3/2O2 Iron boride (Fe2B) , oxygen (O2)
Silicon (Si) Fe   and  SiO2   react and changes into  FeO   and  Si Iron(II) oxide (FeO) , silicon (Si)
Germanium (Ge) Fe   and  GeO2   react and changes into  FeO   and  Ge Iron(II) oxide (FeO) , germanium (Ge)
Arsenic (As) 3Fe   and  2As2O3   react and changes into  2Fe3As4O6   and  1/2O2 Iron arsenate (Fe3As4O6) , oxygen (O2)
Antimony (Sb) 3Fe   and  2Sb2O3   react and changes into  Fe3Sb4O6   and  1/2O2 Iron antimonate (Fe3Sb4O6) , oxygen (O2)

Reaction of iron with Lanthanide

 

 

Lanthanide Reaction Products
Cerium (Ce) 2Fe   and  3CeCl3   react and changes into  2FeCl3   and  3Ce Iron(III) chloride (FeCl3) , cerium (Ce)
Praseodymium (Pr) 2Fe   and  3PrCl3   react and changes into  2FeCl3   and  3Pr Iron(III) chloride (FeCl3) , praseodymium (Pr)
Neodymium (Nd) 2Fe   and  3NdCl3   react and changes into  2FeCl3   and  3Nd Iron(III) chloride (FeCl3) , neodymium (Nd)
Samarium (Sm) 2Fe   and  3SmCl3   react and changes into  2FeCl3   and  3Sm Iron(III) chloride (FeCl3) , samarium (Sm)
Europium (Eu) 2Fe   and  3EuCl3   react and changes into  2FeCl3   and  3Eu Iron(III) chloride (FeCl3) , europium (Eu)
Gadolinium (Gd) 2Fe   and  3GdCl3   react and changes into  2FeCl3   and  3Gd Iron(III) chloride (FeCl3) , gadolinium (Gd)
Terbium (Tb) 2Fe   and  3TbCl3   react and changes into  2FeCl3   and  3Tb Iron(III) chloride (FeCl3) , terbium (Tb)
Dysprosium (Dy) 2Fe   and  3DyCl3   react and changes into  2FeCl3   and  3Dy Iron(III) chloride (FeCl3) , dysprosium (Dy)
Holmium (Ho) 2Fe   and  3HoCl3   react and changes into  2FeCl3   and  3Ho Iron(III) chloride (FeCl3) , holmium (Ho)
Erbium (Er) 2Fe   and  3ErCl3   react and changes into  2FeCl3   and  3Er Iron(III) chloride (FeCl3) , erbium (Er)
Thulium (Tm) 2Fe   and  3TmCl3   react and changes into  2FeCl3   and  3Tm Iron(III) chloride (FeCl3) , thulium (Tm)
Ytterbium (Yb) 2Fe   and  3YbCl3   react and changes into  2FeCl3   and  3Yb Iron(III) chloride (FeCl3) , ytterbium (Yb)
Lutetium (Lu) 2Fe   and  3LuCl3   react and changes into  2FeCl3   and  3Lu Iron(III) chloride (FeCl3) , lutetium (Lu)

 

 

Reaction of iron with Actinide

 

Actinide Reaction Products
Uranium (U) Fe   and  UO2   react and changes into  FeO   and  U Iron(II) oxide (FeO) , uranium (U)
Fe   and  UO2   and  4HCl   react and changes into  FeCl2   and  UCl4   and  2H2O Iron(II) chloride (FeCl2), uranium(IV) chloride (UCl4), , water (H2O)
Fe   and  UO2   and  8HF   react and changes into  FeF2   and  UF4   and  2H2O Iron(II) fluoride (FeF2), uranium(IV) fluoride (UF4), , water (H2O)
Plutonium (Pu) 2Fe   and  3PuCl3   react and changes into  2FeCl3   and  3Pu Iron(III) chloride (FeCl3) , plutonium (Pu)
Americium (Am) Fe   and  AmCl3   react and changes into  FeCl2   and  Am Iron(II) chloride (FeCl2) , americium (Am)
Curium (Cm) 2Fe   and  3CmCl3   react and changes into  2FeCl3   and  3Cm Iron(III) chloride (FeCl3) , curium (Cm)
Californium (Cf) Fe   and  CfCl3   react and changes into  FeCl2   and  Cf Iron(II) chloride (FeCl2) , californium (Cf)
Einsteinium (Es) Fe   and  EsCl3   react and changes into  FeCl2   and  Es Iron(II) chloride (FeCl2) , einsteinium (Es)
Fermium (Fm) Fe   and  FmCl3   react and changes into  FeCl2   and  Fm Iron(II) chloride (FeCl2) , fermium (Fm)
Mendelevium (Md) Fe   and  MdCl3   react and changes into  FeCl2   and  Md Iron(II) chloride (FeCl2) , mendelevium (Md)
Nobelium (No) Fe   and  NoCl3   react and changes into  FeCl2   and  No Iron(II) chloride (FeCl2) , nobelium (No)
Lawrencium (Lr) Fe   and  LrCl3   react and changes into  FeCl2   and  Lr Iron(II) chloride (FeCl2) , lawrencium (Lr)

 

 

 

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