Sodium (Na) with an electron configuration of 1s 2 2s 2 2p 6 3s 1 sheds its outermost 3s electron and, as a result, the Na + ion has an electron configuration of 1s 2 2s 2 2p 6. While the unabbreviated electronic configuration is written without using noble gas electronic configuration. answr. Electron Configuration and Oxidation States of Sodium. C. 1 s 2 2 s 2 2 p 7 3 s 1. of Mg = 12) asked Aug 13, 2019 in Class X Science by muskan15 (-3,443 points) metals and non-metals. What is the electronic configuration of a sodium atom and an oxygen atom? D. 1 s 2 2 s 2 2 p 6 3 s 1. Which one of the following is a correct electronic configuration of sodium? asked Aug 14, 2019 in Class X Science by navnit40 (-4,939 points) metals and non-metals. Upvote(1) How satisfied are you with the answer? Electronic configuration of sodium is : A. The electronic configuration of potassium is recorded according to the Pauli exclusion principle. then remaining 1 electron occupy 3rd orbit of s subshell. Using this notation to compare the electron configurations of sodium and lithium, we have: Sodium: 1s 2 2s 2 2p 6 3s 1 = [Ne]3s 1: Lithium: 1s 2 2s 1 = [He]2s 1: It is readily apparent that both sodium and lithium have one s electron in their valence shell. Electronic configuration is : Cl = 2, 8, 7 So it contains 7 valence electron. MEDIUM. B. Since the sodium atom and the sodium ion contain the same number of protons, the atomic number of sodium atom as well as the sodium ion is 11. The Atomic Number Revisited: The atomic number tells us the number of protons an atom possesses. Thus, electronic configuration of sodium is . 28.57% (a) 2,8 ( 2 voters ) 14.29% (b) 8,2,1 ( 1 voter ) 0% (c) 2,1,8 57.14% (d) 2,8,1. Answer. Step 3: Determine Valence Shell . Both atoms, which are in the alkali metal family, have only one electron in a valence s subshell outside a filled set of inner shells. In Aufbau Principle, the electrons are filled according to the increasing energy level of orbitals. Electron configuration was first conceived under the Bohr model of the atom, and it is still common to speak of shells and subshells despite the advances in understanding of the quantum-mechanical nature of electrons.. An electron shell is the set of allowed states that share the same principal quantum number, n (the number before the letter in the orbital label), that electrons may occupy. Electron Configuration Sodium atoms have 11 For example, the atomic number of sodium is 11. These are referred to as the valence orbitals and the valence electrons. Write the electronic configuration of sodium and chlorine show the formation of sodium chloride by the transfe… Get the answers you need, now! (c) Describe the formation of sodium chloride from sodium and chlorine by the transfer of electrons. sodium-2,8,1. Given the nature of the wave nature of electrons, he suggested that each negative particle is located on the "orbitals", that is, it has a certain spatial existence. Write electronic configurations of sodium and chlorine and explain the formation of sodium chloride by electron-dot structure. ( 4 voters ) Based On 7 Votes. This lesson includes an Electron Configuration Worksheet, Guided Notes, Power Point Presentation, Exit Quiz, Vocabulary Activity, and much more! Cl - = 2,8 An Ionic bond is formed between sodium ion and chloride ion by complete transfer of electron from sodium to chlorine. Write down the electron arrangement in a magnesium atom and a chlorine atom. 1 s 2 2 s 2 3 p 5 4 s 6. Electronic configuration of Sodium. The electronic configuration of sodium (2.8.1) shows that sodium, Na: is in period 3; is in group 1; has an atomic number. Therefore we can say that sodium has eleven protons. Asked by Topperlearning User | 21st May, 2014, 12:47: PM. State the type of bonding formed. Therefore, the electron configuration of the sodium ion is 1 s2 2 s2 2 p6. Tag Archives: electron configuration of sodium. asked Aug 14, 2019 in Class X Science by navnit40 (-4,939 points) metals and non-metals. Sodium electron configuration Na (11) = 1 s 2 2 s 2 2 p 6 3 s 1 (complete configuration) or [Ne]3 s 1 (condensed configuration). Get Instant Solutions, 24x7 . Thus, the electronic distribution of sodium ion will be 2,8. Number of orbit in sodium = 3 . In order to achieve the nearest noble gas configuration, it gains one electron to form Chloride ion. 1; Poll Results. List two properties of the compounds formed by this bonding. Atomic number of sodium = 11. (b) Write the electron-dot structures for sodium and chlorine atoms. Add your answer and earn points. Enter the electron configuration for the Z=11 element Sodium (Na). For example, the atomic number of sodium is 11. Atomic number of Na = 11 and electronic configuration is 1 s 2 2 s 2 2 p 6 3 s 1. Atoms prefer to gain the stability of octet, by having eight electrons in the outer shell, the electrons of the s and p orbitals. The atomic number of sodium is 11. Write down the electronic configuration of sodium atom and chlorine atom. Electron Configuration Worksheet. The electronic configuration of an atom can be predicted from its atomic number. Possible oxidation states are -1; +1. Therefore, the electronic configuration of Sodium can also be written in a condensed form as [Ne] 3s ¹. Answer to: State the electron configuration of the ions of the following elements: \\ A. sodium B. magnesium C. chlorine D. aluminum. As for the many-electron atom to which potassium belongs, there can be no more than two electrons on each orbitals. In the case of sodium the one lone electron in the 3s valence shell would easily be released in order for sodium to have a filled valence shell at 2 s2 2 p6. The electronic configuration of Sodium (atomic number is 11) is- 1s^2 2s^2 2p^6 3s^1 Note:- For writing the electronic configuration of elements, the Aufbau Principle is used. 1 answer. 0 votes. 1 answer. (a) Give the electronic configurations of sodium and chlorine. What is the electronic configuration for the sodium ion, Na+ ? Sodium chloride (NaCl) is table salt. For each occupied subshell enter the principal quantum number, angular momentum of the subshell according to the spectroscopic notation and the number of occupied states in the subshell. Write down the electronic configuration of magnesium atom and magnesium ion. The abbreviated electronic configuration of sodium: Na₁₁ = [Ne] 3s¹ . Electron Configuration 2. Electronic configuration of lithium ,sodium and pottassium 1 See answer gdeepa6739 is waiting for your help. Electron configuration of Sodium is [Ne] 3s1. The electronic configurations of most of the elements can be write in a simplified manner or condensed form. What is the electronic configuration of Sodium? In this configuration we note that there is only one electron in the 3rd energy level. (a) 2,8 (b) 8,2,1 (c) 2,1,8 (d) 2,8,1. Electron Configurations The electron configuration describes how the electrons are distributed in the various atomic orbitals. Atomic Symbol Na Uses There are few uses for the pure metal, however its compounds are used in medicine, agriculture and photography. 1 s 2 2 s 2 2 p 5 3 s 2. A positively charged sodium ion (Na+) is formed by the removal of one electron from a sodium atom. 0 votes. asked Aug 14, 2019 in Class X Science by priya12 (-12,631 points) metals and non-metals . This will help us to improve better. We would therefore predict that sodium and lithium have very similar chemistry, which is indeed the case. The arrangement of electrons in the orbitals of an atom is called the electron configuration of the atom. Is the order of filling 1s 2p 3s 3p 4s 3d 4p 5s 6s 4f 5d 6p? New questions in Chemistry. 1 answer. The electronic configuration for sodium is: 1s2 2s2 2p6 3s1 The electronic configuration for sodium, using noble gas (abbreviated) notation is, [Ne] 3s1. The electron configuration of a neutral sodium atom is 1s^2 2s^2 2p^6 3s^1. What changes take place in the electronic configurations of sodium and chlorine during the formation of sodium chloride? Following table gives condensed form for elements from Sodium to Potassium. 1s 2 2s 2 2p 6 Na+ has +1 positive charge and therefore it has lost an electron.It loses its one electron in its 3s orbital as that electron is at the highest energy - highest energy electrons are the first to be lost. 0 votes. Writing the configurations in this way emphasizes the similarity of the configurations of lithium and sodium. Make an observation about the average height of the beanbag for each mass dropped. No. Participate in Poll, Choose Your Answer. Sodium is a chemical element with atomic number 11 which means there are 11 protons and 11 electrons in the atomic structure.The chemical symbol for Sodium is Na. Answered By . According to the Aufbau Principle, first the atomic number of element is determined (like here oxygen has atomic … December 30, 2020 0 comments. Atomic number of carbon is 6 So electronic configuration of carbon is:-- 2, 4 And carbon valency is 4 Atomic number of sodium is 11 So electronic configuration of sodium is:-- 2, 8, 1 And sodium valency is 1 So, a sodium ion has 11 – 1 = 10 electrons. Sodium (Na) with an electron configuration of 1s 2 2s 2 2p 6 3s 1 sheds its outermost 3s electron and, as a result, the Na + ion has an electron configuration of 1s 2 2s 2 2p 6. and its Licensors It is now the same as that of the noble gas neon. sodium atomic number is 11.. we can figure out electronic configuration as 1s2 2s2 2p6 3s1... it means 1s2 means 1st shell have 2 electrons named as s.. 2nd shell have 8 electron. (At. toppr. 1 answer. in this shell 2 electrons occupies in s subshell and 6 electrons occupy p subshell. 0 votes. Electronic configuration final 1. Therefore number of electrons = 11. The eleventh electron in Sodium will enter the 3s orbital. Expert Answer: This type of bonding is called electrovalent or ionic bonding. pallaviv937 pallaviv937 Answer: lithium-2,1. The electron configuration of a neutral sodium atom is 1 s2 2 s2 2 p6 3 s1. Sodium Complete Electron Configuration 1s2 2s2 2p6 3s1 Abbreviated Electron Configuration [Ne] 3s1 Sources Obtained by electrolysis of melted sodium chloride (salt), borax and cryolite. The electron configurations of sodium and chloride ions—the components of table salt (NaCl)—provide a useful insight to the octet rule. Unabbreviated electronic configuration of sodium: Na₁₁ = 1s² 2s² 2p⁶ 3s¹. Since, in a neutral molecule, the number of protons is equal to the number of electrons, we can also deduce that sodium also has eleven electrons. 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