Grand Riviera Princess - All Inclusive. Prolongacion 5 Avenida Manzana 20 Lote 006, 77710 Playa del Carmen, Mexico â Great location - show map. After booking, all of the propertyâs details, including telephone and address, are provided in your booking confirmation and your account.
Three oxygen compounds of iron are known: ferrous oxide, FeO; ferric oxide, Fe2O3; and ferrosoferric oxide, or ferroferric oxide, Fe3O4, which contains iron in both +2 and +3 oxidation states. Ferrous oxide is a greenish to black powder used primarily as a pigment for glasses.
A neutral isotope of iron has 26 electrons. Iron has 4 energy levels as follows:   * The first level holds 2  * The second level holds 8  * The third level holds 14 â¦  * The fourth level holds 2   So iron has 2 valence electrons.   The Bohr diagram is shown below: 3 people found this useful.