Includes Concise Form of Electron Configuration Notation and Barium (Ba). The element with atomic number 56 is barium. Electron configuration, orbital box diagram, valence electrons, set of 4 quantum numbers, paramagnetism/diamagentism Barium has atomic number 56, it has 56 protons and 56 electrons. Electron Configuration Chart for All Elements in the Periodic Table. The ground state electron configuration of ground state gaseous neutral barium is [Xe].6s 2 and the term symbol is 1 S 0. The electron configuration of barium (atomic number 56) can be written three different ways: - Full configuration: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 - Compressed (without all standard script numbers): 1s2 2s2p6 3s2p6d10 4s2p6d10 5s2p6 6s2 Electron configuration of barium atom: ₅₆Ba 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 5s² 5p⁶ 6s². Xenon (symbol: Xe) is an element (noble gas) with atomic number 54, which means it has 54 protons and 54 electrons. Let us write its electronic configuration according to Aufbau's principal. It reacts in water and forms hydroxide. Each element has a unique atomic structure that is influenced by its electronic configuration, which is the distribution of electrons across different orbitals of an atom. Schematic electronic configuration of barium. It is decomposed by water or alcohol. The Kossel shell structure of barium. Barium forming often poisoning compounds by reacts with almost all non-metals. Barium carbonate (BaCO 3) Barium chloride (BaCl 2) Barium fluoride (BaF 2) Barium nitrate [Ba(NO 3) 2] Barium oxide (BaO) Barium sulfate (BaSO 4) Barium sulfide (BaS) Interesting facts: All barium compounds that will dissolve in water or acid are poisonous; It oxidizes in air. The full electron configuration for barium (Z=56) is:1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^2 4d^10 5p^6 6s^2. Electron configuration of … Barium atoms have 56 electrons and the shell structure is 2.8.18.18.8.2. There are 118 elements in the periodic table. Its short configuration is: Xe|6s^2. After loosing two electrons when it forms the Ba+2 ion, it's then isoelectronic with xenon; its short configuration is: Xe|; its complete configuration … The metal oxidizes very easily in air, so it should be stored in mineral oil or other suitable oxygen-free liquids to prevent from contact with air. Naturally occurring barium (56 Ba) is a mix of six stable isotopes and one very long-lived radioactive primordial isotope, barium-130, identified as being unstable by geochemical means (from analysis of the presence of its daughter xenon-130 in rocks) in 2001. This means that it is a group 2 element. https://www.periodic-table.org/barium-configuration-oxidation It is a soft, metallic element (Pure barium is of silvery-white). 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 6 5s 2 4d 10 5p 6 6s 2 . 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