| Name | iron(2+) | 
|---|---|
| Synonyms | 
                                
                                Iron divalent ion
                                
                                
                                 Ferrous cation Ferrous Ferrous ions Iron (II) ion ferrous ion Fe2+ Iron ion(2+) Iron dication  | 
                        
| Molecular Formula | Fe | 
|---|---|
| Molecular Weight | 55.84500 | 
| Exact Mass | 55.93490 |