The electron configuration shows that there are 6 electrons in the atom. the electron configuration of an element shows how many electrons are present. … The electronic configuration of an element Z is 2, 8, 8. Which electron configuration contains three half filled orbitals? However, the standard notation often yields lengthy electron configurations (especially for elements having a relatively large atomic number). Since every atom tends to be stable. Then identify it as a … (iii) How many atom/atoms of Y are needed for the comibnation? Chlorine is the element with the electron configuration 2, 8, 7. Explanation: The electronic configuration of Be is 2,2. The Electronic Configuration of Aluminium Metal, is 2,8,3. 2 c. 10 d. 12 37. Update: Also which is the heaviest inert gas. 1 Answer. Its electron configuration 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 4f 14 5d 10 6p 6 7s 2 5f 14 6d 10 7p 6. Electron Configurations are an organized means of documenting the placement of electrons based upon the energy levels and orbitals groupings of the periodic table. The electron configuration is 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2. (ii) write a simple ionic equation to represent the ionization of X. a) What is the atomic number of this element? An element X with electronic configuration 2,8,2 ionises to a configuration of 2,8 when it combines with another element Y of configuration 2,8,7? Without looking at the periodic table, write the electron configuration for the Group 14 element in the second period. Instead of drawing the electron configuration of an atom each time, it can be written in an abbreviated form. Calcium's electron configuration is [Ar]4s 2. Answer Save. This decides the electron capacity of the shells. The K shell contains a 1s subshell hence it can carry 2 electrons, the L shell has 2s and 2p, and can carry 8 electrons. LOGIN TO VIEW ANSWER. The number of electrons present in the outermost shell is 2. An unidentified element is found to have an electron configuration by shell of 2, 8, 18, 8, 2.? Now answer the following questions. Wir und unsere Partner nutzen Cookies und ähnliche Technik, um Daten auf Ihrem Gerät zu speichern und/oder darauf zuzugreifen, für folgende Zwecke: um personalisierte Werbung und Inhalte zu zeigen, zur Messung von Anzeigen und Inhalten, um mehr über die Zielgruppe zu erfahren sowie für die Entwicklung von Produkten. An element X with electronic configuration 2,8,2 ionises to a configuration of 2,8 when it combines with another element Y of configuration 2,8,7? Which element has an atom with the electron configuration 2 8 8 2 What is the total number of electrons found in the valence shell of a halogen? The electron configuration of this is 1s2 2s2 2p6 3s2 3p6 (2+2+6+2+6=18) 18 is … As the electronic configuration of the given atom is 2,8,7 it is inferred that the atomic number of element is 17 (2+8+7). Electron Configuration of Every Element 2 [w/ free video guide] We proudly present the electron configuration of every element in the periodic table. To which period does this element belong? Get an answer to your question Which element is paired with an excited-state electron configuration for an atom of the element? The first twenty elements 1 2 13 14 15 16 17 18; 1: hydrogen 1 : helium 2: 2: lithium 2.1: beryllium 2.2: boron 2.3: carbon ii. 8 38. Explanation: The electronic configuration of Be is 2,2. Electron configurations of elements beyond hassium (element … (ii) write a simple ionic equation to . iii. It is right before Argon with a configuration of 2, 8, 8 and just after sulfur with 2, 8, 6. An element has its electron configuration as 2,8,8,2. 85) Which group in the periodic table contains elements with the valence electron configuration of ?The electrons of an atom all have the same charge and the same mass, but each electron has a different amount of energy. Which element or ion has the same electron configuration as N3-? Which element hs the above. (i) state the type of bonding formed between the two elements. The total number of electrons in an atom of sulfur = 2 + 8 + 6 = 16 The maximum electrons that can be carried by the sub-shell S is 2, by P is 6, by D is 10, and the F sub-shell can carry 14. What is the total number of p electrons in this atom? Answer. Which element has an electron configuration of 2.8.8? d. Among the given elements, Be would be the element to which the given element resembles. i. a. For an element with symbol Z, the electron configuration is 2, 8, 6. The maximum electrons that can be carried by the sub-shell S is 2, by P is 6, by D is 10, and the F sub-shell can carry 14. The number of shells tell the period number of the element. Chemistry textbooks quote the electron configuration of nickel as [Ar] 4s 2 3d 8, which can also be written [Ar] 3d 8 4s 2. 7. Electron configurations can be predicted by the position of an atom on the periodic table ii. Tin's electron configuration is [Kr]5s 2 4d 10 5p 2. v. With which of the following elements would this element resemble? An electron configuration of 2.8.3 indicates a few things, first we know that the element in question appears in the 3rd period of the periodic table as their are three digits in the configuration. (a) On the basis of electronic configuration, how will you identify the first and the last element of a period ? a. and also what is the halogen which is in table salt and the alkaline in table salt. 3 Answers. Without looking at the periodic table, give the group, period, and block in which the element with the electron configuration [Ar]5s 2 4d 10 5p 3 is located 8. The electron configuration of an atom is just what it says it is. The largest oxidation number exhibited by an element depends on its outer electronic configuration. An element 'M' with electronic configuration (2, 8, 2) combines separately with NO3^-, SO4^2- and PO4^3- radicals. Yahoo ist Teil von Verizon Media. Unbinilium, also known as eka-radium or simply element 120, is the hypothetical chemical element in the periodic table with symbol Ubn and atomic number 120. c) To which period does this element belong? For example, the electron configuration of sodium is 1s22s22p63s1. has an atomic number. Electronic configuration of 'X' is 2, 8, 8, 2. It has 3 valence electrons. Why? (c) The valency of X is 2 because it can acquire stable gas configuration by losing 2 electrons. Update: Also which is the heaviest inert gas. So, it can lose one extra electron and can become a … Write the atomic numbers of two elements 'X' and 'Y' having electronic configuration 2,8,2 and 2,8,6 respectively. Favorite Answer. Sie können Ihre Einstellungen jederzeit ändern. Since every atom tends to be stable. What is the valency of this element? Chlorine is the element with the electron configuration 2, 8, 7. Chlorine and element x have similar chemical properties.An atom of element x could have an electron configuration of a)2-2 b)2-8-1 c) 2-8-8 d)2-8-18-7. d. Which electrons in a calcium atom in the ground state have the greatest effect on the chemical properties of calcium? Answers The element belongs to period 3 because it has total 3 shells (2,8,2). Period = number of valence electrons = 3. This configuration agrees with the Madelung energy ordering rule, which predicts that 4s is filled before 3d. The total number of electrons in an atom of sulfur = 2 + 8 + 6 = 16 I assume you mean that orbital 1 has 2 electrons, orbital 2 has 8 and orbital 3 has 8. Electronic configuration of 'X' is 2, 8, 8, 2. Asked By adminstaff @ 06/01/2020 02:11 AM. Which element has an electron configuration of 2.8.8? (b) Since X has 2 valence electrons, so it belongs to group no. An up-to-date periodic table with detailed but easy to understand information Here is a summary of the types of orbitals and how many electrons each can contain: So based on what we know about the quantum numbers and using the char… The number of electrons present in the outermost shell is 2. Transition Metal. Relevance. An element has its electron configuration as 2,8,2. The electronic configuration of an element 'X' is 2, 8, 8, 2. Seaborgium: Value is a guess based on periodic table trend. Answer Save. Chlorine and element x have similar chemical properties.An atom of element x could have an electron configuration of a)2-2 b)2-8-1 c) 2-8-8 d)2-8-18-7. d. Which electrons in a calcium atom in the ground state have the greatest effect on the chemical properties of calcium? (1) Ca: 2-8-8-2 (2) Na: 2-8-2 (3) K: 2-6-8-3 (4) F: 2-8 Its electron configuration 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 4f 14 5d 10 6p 6 7s 2 5f 14 6d 10 7p 6. Dies geschieht in Ihren Datenschutzeinstellungen. s,p,d,f orbitals are ALL separate; except when "hybridized"! The electronic configuration of the outermost shell of the most electronegative element is. The number of shells tell the period number of the element. The K shell contains a 1s subshell hence it can carry 2 electrons, the L shell has 2s and 2p, and can carry 8 electrons. (i) state the type of bonding formed between the two elements. The electron configuration (electronic configuration) of an atom of sulfur is 2,8,6 An atom of sulfur has 2 electrons in the first energy level (K shell), 8 electrons in the second energy level (L shell) and 6 electrons in the third energy level (M shell). Notes on the Electron Shell Configuration of particular elements: Dubnium: Value is a guess based on periodic table trend. Damit Verizon Media und unsere Partner Ihre personenbezogenen Daten verarbeiten können, wählen Sie bitte 'Ich stimme zu.' 1 decade ago. (ii) write a simple ionic equation to represent the ionization of X. To which period does this element belong? Advertisement Remove all ads. Solution Show Solution. A neutral atom of an element has an electron configuration of 2-8-2. Element X has an electron configuration of 2-8-3. How does the electronic configuration of an atom of an element relate to its position in the modern periodic table ? which element had electronic configuration : 2,8,2 ? Chemistry. Among the options given which includes Nitrogen, Fluorine, Phosphorus and Argon, chlorine is … Submit your answer. Summary. (iii) How many atom/atoms of Y are needed for the comibnation? (b) Since X has 2 valence electrons, so it belongs to group no. Für nähere Informationen zur Nutzung Ihrer Daten lesen Sie bitte unsere Datenschutzerklärung und Cookie-Richtlinie. What is the classification of the element with electron configuration 1s2 2s2 2p6 3s2 3p6 4s2 3d5? 1 0. greendawn. s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 6 5s 2 4d 10 5p 6 6s 2 4f 14 5d 10 6p 6 7s 2 5f 14 6d 10 7p 2 The successive ionization energies of a certain element are I 1 = 589.5 kJ/mol, I 2 =1145 kJ/mol, I 3 = 4900 kJ/mol, I 4 = 6500 kJ/mol, and I 5 = 8100 kJ/mol. So, it can lose one extra electron and can become a positive ion. (SO42 and (PO4)3 radicals. Hassium: Value is a guess based on periodic table trend. What we will do now is place those electrons into an arrangement around the nucleus that indicates their energy and the shape of the orbital in which they are located. and also what is the halogen which is in table salt and the alkaline in table salt. This is obtained when you add up the superscript in each orbital. As we learned earlier, each neutral atom has a number of electrons equal to its number of protons. (a) X belongs to period 4 because it has 4 energy shells. An element having electronic configuration 2, 8, 18, 3 belongs to which group of the Modern Periodic Table? (i) state the type of bonding formed between the two elements. 85) Which group in the periodic table contains elements with the valence electron configuration of ?The electrons of an atom all have the same charge and the same mass, but each electron has a different amount of energy. v. With which of the following elements would this element resemble? H #1s^1# He #1s^2# Li #1s^2 2s^1# Be #1s^2 2s^2# B #1s^2 2s^2 2p^1# C #1s^2 2s^2 2p^2# N #1s^2 2s^2 2p^3# O #1s^2 2s^2 2p^4# aus oder wählen Sie 'Einstellungen verwalten', um weitere Informationen zu erhalten und eine Auswahl zu treffen. The electron configuration of an atom of any element is the of electrons per sublevel of the energy levels of an atom in its ground state. For each atom the subshells are given first in concise form, then with all subshells written out, followed by the number of electrons per shell. What is the group of this element? 3 Answers. Daten über Ihr Gerät und Ihre Internetverbindung, darunter Ihre IP-Adresse, Such- und Browsingaktivität bei Ihrer Nutzung der Websites und Apps von Verizon Media. Thus element with atomic number 17 is Chlorine. I though each shell can have maximum of 2,8,18,32 (K, L, M, N) and so on. What is the atomic number of this element? b) What is the group of this element? Related Questions in Chemistry. Oganesson (element 118 is a good example to show the order of the orbitals. This is simply the numbers of electrons in each shell, separated by a comma. An element Y has the electronic configuration 2.8.5 a) which period of the periodic table does the element belong b) Write a formula of the most stable anion formed when element Y ionises c) Explain the difference between the atomic radius of element Y and its ionic radius . 2. Please log in or register to add a comment. Oganesson (element 118 is a good example to show the order of the … The electronic configuration 2,8,2 shows that there are 2 valance electrons in the outermost shell hence it belongs to group two and it has 3 shells (K, L, M) thus belongs to period three. The electron configuration (electronic configuration) of an atom of sulfur is 2,8,6 An atom of sulfur has 2 electrons in the first energy level (K shell), 8 electrons in the second energy level (L shell) and 6 electrons in the third energy level (M shell). That is the electronic configuration of “sulfur” S Symbol: Sulfur Atomic Number: 16 Atomic Weight: 32.066 E.Configuration: 1s2, 2s2, 2p6, 3s2, 3p4 Element Classification: Non-Metal Discovered By: Known to the ancients. (b) State whether element Z is a metal or a non-metal. It has 13 electrons in is shells. (d) What is special about the outermost electron shell of the atom of this element? of (2 + 8 + 1) = 11 Electronic configurations and properties of elements The electronic configurations of atoms help explain the … 1 decade ago. (iv) Which of the two atoms has … The exhibition of various oxidation states by an element is also related to the outer orbital electronic configuration of its atom. Its electron configuration 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 4f 14 5d 10 6p 6 7s 2 5f 14 6d 10 7p 6. Byjus Asked on June 11, 2016 in Chemistry. The element belongs to period 3 because it has total 3 shells (2,8,2). What is the atomic number of this element? 2 for first energy level, 8 for second energy level and so on), the atom would have a stable noble gas configuration … (a) X belongs to period 4 because it has 4 energy shells. ... and so the element has to be in group 3. An element has its electron configuration as 2,8,2. Relevance. This element will combine with the phosphate ion to form a compound with the formula. Meitnerium: Value is a guess based on periodic table trend. If the electronic configuration of an element is 1s2 2s2 2p6 3s2 3p6 3d2 4s2 , the four electrons involved in chemical bond formation will be . The arrangement of electrons in atoms is responsible for the shape of the periodic table. What is the valency of this element? a. Bohrium: Value is a guess based on periodic table trend. Use these answers for questions 4 - 7. The electron configuration for the first 10 elements. 1) To what group does this element belong? 2 c. 7 d. 8 38. Anonymous. Which of the following are true about the energy of electrons a. This page shows the electron configurations of the neutral gaseous atoms in their ground states. To which. which the element with the electron configuration [Ar]3d 8 4s 2 is located. (i) state the type of bonding formed between the two elements. (a) What is the atomic number of the element? A. Beryllium (Be) B. Potassium (K1+) C. Nitrogen (N) D. Fluorine (F1-) D. By the way, it's in 3rd group. (c) The valency of X is 2 because it can acquire stable gas configuration by losing 2 electrons. Now answer the following questions. 1 b. 0; Chemistry ; The given element has 3 electrons in its valence shell which implies that it is an element of 13 th group. Electronic configuration of 'X' is 2, 8, 8, 2. … 2. Relate the electron configurations of the elements to the shape of the periodic table. Write the complete electron configuration for element 114. 7 Answers. an atom with an electron shell configuration of 2,8,3 would be in what group of the periodic table???? This handy chart compiles the electron configurations of the elements up through number 104. Electron configurations are the summary of where the electrons are around a nucleus. An element E has following electronic configuration: KLM 286. 2.8.8.2 When the outermost electron shell is completely filled (i.e. Sn is located in the second column of the p block, so we expect that its electron configuration would end in p 2. [Ar]4s 2 3d 8: Francium [Rn]7s 1: Copper [Ar]4s 1 3d 10: Radium [Rn]7s 2: Zinc [Ar]4s 2 3d 10: Actinium [Rn]7s 2 6d 1: Gallium [Ar]4s 2 3d 10 4p 1: Thorium [Rn]7s 2 6d 2: Germanium ... Notes on the Electron Configuration of particular elements: Dubnium: Value is a guess based on … 6 b. The Group Number tells us the number of valance electrons The Period Number tell us the number of shells M is magnesium (2.8.2) with atomic number 12. “ Electron configuration of Xe, it's 2,8,18,18,8 (atomic # 54) in shell and for Radon it's 2,8,18,32,18,8 (atomic # 86). Aluminum belongs to the p block element , having electronic configuration 1s 2 2s 2 2p 6 3s 2 3p 1. i. Answer Save. Now answer the following questions. This decides the electron capacity of the shells. Which element has an atom with the electron configuration 2 8 8 2 (c) What type of ion (if any) will be formed by an atom of element Z? Favourite answer. An element X with electronic configuration 2,8,2 ionises to a configuration of 2,8 when it combines with another element Y of configuration 2,8,7? the electronic configuration of an element X is 2,8,8,2 To which (a)period and (b)group of modern periodic table does X belong State its valency, Justify your answer in each case - Science - Periodic Classification of Elements Relevance. iii. Dazu gehört der Widerspruch gegen die Verarbeitung Ihrer Daten durch Partner für deren berechtigte Interessen. iv. Share ; Comment(0) Add Comment. An element Y has the electronic configuration 2.8.5 . An element 'M' with electronic configuration (2, 8, 2) combines separately with (NO3). 2) To what period does this element belong? Atomic number of the element = 2+8+3=13, so it is aluminum. For an element with symbol Z, the electron configuration is 2, 8, 6. Which element hs the above. We would expect that its electron configuration should end with s 2. Add them to get the atomic number.2+8+7 = 17. Electron configurations of atoms follow a standard notation in which all electron-containing atomic subshells (with the number of electrons they hold written in superscript) are placed in a sequence. iv. Potassium with atomic number 19 has the electronic configuration (2, 8, 8, 1). if this element X combines with another element Y whose electronic configuration is 2, 8, 7 what will be the formula of the compound thus formed? The general electron configuration for atoms of all elements in Group 5A is A: ns 2 np 3 14. asked Jul 17, 2018 in Chemistry by Anukriti bharti ( 38.1k points) periodic classification of elements I assume you mean that orbital 1 has 2 electrons, orbital 2 has 8 and orbital 3 has 8. What is the group of this element? Anonymous. The confusion comes in the fact that some higher shell orbitals have lower energy levels than lower ones. 33. Alternatively, there are 3 shells of electrons so the element is in period 3, and the last shell has 7 electrons so it is in Group (17 or VIIA). I though each shell can have maximum of 2,8,18,32 (K, L, M, N) and so on. Identify the two elements using the following two electron configurations: Element “A” is 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 Element “B” is 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 7 a. Ar, Mg b. Ca, Co c. Ca, Cu d. Mg, Ar 34. Representing Electron Configuration. Do you know the better answer! Which element has an atom with the electron configuration 2 8 8 2. It is right before Argon with a configuration of 2, 8, 8 and just after sulfur with 2, 8, 6. Example; A silicon atom has 14 electrons. (ii) write a simple ionic equation to . An element X with electronic configuration 2,8,2 ionises to a configuration of 2,8 when it combines with another element Y of configuration 2,8,7? The electron configuration of an element describes how electrons are distributed in its atomic orbitals. The name of the laboratory, in turn, honors the Russian physicist Georgy Flyorov. For the p block element , Group = 10 + number of valence electrons = 10 + 3 = 13 . d. Among the given elements, Be would be the element to which the given element resembles. “Electron configuration of Xe, it's 2,8,18,18,8 (atomic # 54) in shell and for Radon it's 2,8,18,32,18,8 (atomic # 86). 8 38.