There is no difference: it follows the pattern from promethium and samarium.
The noble gas configuration of europium is [Xe] 4f7 6s2. Europium typically forms the Eu2+ ion, losing its 6s2 electrons to achieve a stable octet configuration like xenon.
Eu - EuropiumAtomic Weight: 151.965Oxidation States: 3, 2Electron Configuration: [Xe]4f7,6s2Noble gas notations are used because the electron configuration of these noble gases in too long ... this short cut is used ...
The valence electron configuration of europium (atomic number 63) is [Xe] 4f7 6s2. This means that europium has 2 valence electrons in its outermost shell.
Eu is the chemical symbol for Europium. Europium is a rare earth element that is commonly used in the production of phosphors for electronic displays, such as those found in TVs and computer monitors.
what is the electronic configuration of the atomC6
The electronic configuration of tin is: [Kr]D10.5s2.5p2.
The electronic configuration of copper is Ar 3d10 4s1.
The electronic configuration of Bromine is [Ar] 3d10 4s2 4p5.
Electronic configuration means the arrangement of electrons in shells in atoms. Eg:Electronic configuration of Sodium is 1s2,2s2,2p6,3s1.
Stable electronic configuration is when the valence shell of an element is completely filled (8 electrons) whereas unstable electronic configuration is when the valence shell of an element is not completely filled
Nb or niobium has the electron configuration of [Kr]4d45s1
Europium is element number 63, one of the Lanthanoids. The "3 plus" indicates its valence number is +3.