Is this electron configuration correct? 1s2 2s2 2p 3s2 3p6 3s2 3p6 3d1 4s2, : Scandium is the first element to contain electrons in the, subshell have, and how many electrons can fit in the, : Select the PERIODIC TABLE tab. Because the third energy level has eight electrons and is therefore full (3s23p6) it is called a noble gas. The method of entering electrons into orbitals through the Aufbau principle is 1s 2s 2p 3s 3p 4s 3d 4p 5s 4d 5p 6s 4f 5d 6p 7s 5f 6d. Arrange: Create the correct electron configuration for argon. Why do you think this section is ten columns wide? To create an orbital diagram of an atom, you first need to know Hunds principle and Paulis exclusion principle. -shows the arrangment of electrons around the nucleus of an atom. What is the electron configuration of helium? The electron configuration for Lithium is therefore 1s2 2s1. Earlier you saw that the transition metals represent, subshells. Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, Student Exploration: Electron Configuration, electron configuration, Hunds rule, orbital, Pauli exclusion principle, period, shell, spin, subshell, Which seat do you think he will probably sit in? What is the type of electron arrangement of argon atom? What is the configuration for scandium? Where, 2p6 indicates that the 2p subshell has 6 electrons. Save my name, email, and website in this browser for the next time I comment. What is the noble gas configuration of argon? So the electron configuration will be 1s2 2s2 2p6 3s2. The electron configuration of potassium ion (K +) is 1s 2 2s 2 2p 6 3s 2 3p 6. According to the aufbau principle, 1s subshell is filled first and then 2s, 2p, 3s and so on. How many elements are in the lanthanides series? Well put six in the 2p orbital and then put the next two electrons in the 3s. All this is further explained here. 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Does an external filter have to be below the tank? 2 Rearrange: The 4s subshell is a lower energy subshell than 3d, so it is filled first. How many biogeographical classification of India. Just like passengers getting on a bus, electrons orbit the nuclei of atoms in particular patterns. 9. 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1 4d10 ! Mark this seat with an E., work. Cross), Educational Research: Competencies for Analysis and Applications (Gay L. R.; Mills Geoffrey E.; Airasian Peter W.), Principles of Environmental Science (William P. Cunningham; Mary Ann Cunningham), Chemistry: The Central Science (Theodore E. Brown; H. Eugene H LeMay; Bruce E. Bursten; Catherine Murphy; Patrick Woodward), Civilization and its Discontents (Sigmund Freud), Forecasting, Time Series, and Regression (Richard T. O'Connell; Anne B. Koehler), Give Me Liberty! We'll put six in the 2p orbital and then put the next two electrons in the 3s. 1. Since the 3s if now full well move to the 3p where well place the remaining six electrons. Spdf or SPDF may refer to: Electron configuration, for which there is an obsolete system of categorizing spectral lines as sharp, principal, diffuse and fundamental; also the names of the sub shells or orbitals. Hunds principle is that electrons in different orbitals with the same energy would be positioned in such a way that they could be in the unpaired state of maximum number and the spin of the unpaired electrons will be one-way. What are the five methods of dispute resolution? The configuration notation provides an easy way for scientists to write and communicate how electrons are arranged around the nucleus of an atom. The sub-energy level s can hold a maximum of two electrons, p can hold a maximum of six electrons, d can hold a maximum of ten electrons, and f can hold a maximum of fourteen electrons. The electron configuration of all the elements can be done through orbital diagrams. Based on the order of fill above, these 8 electrons would fill in the following order 1s, 2s and then 2p. Click once in the first 3d orbital, and then click Check What feedback is given? Then, click Next element to get to potassium (K). Electronic configuration of Argon: Which subshell is filled after 4 p? A chemist would shorten this notation to just 3d7 calling Copper by the subshell of highest energy that contains any electrons. In this way, what is the ground state electronic configuration of a chlorine anion Cl )? What is the safe score in JEE Mains 2021? However, you may visit "Cookie Settings" to provide a controlled consent. . This website uses cookies to improve your experience while you navigate through the website. So, the remaining electrons will enter the third orbit. 1. What is the configuration? It does not store any personal data. The elements in group-18 of the periodic table are inert gases. So it will neither lose any electron nor gain any electron. Here, we have used 2 electrons in the 3s subshell, so we have a total of 8 2 = 6 electrons left. Which subshell is filled after 687 C. Which subsbel is filed after so? A neutral atom has the same number of electrons and protons. After 3s subshell now comes 3p subshell. They do not participate in chemical bonding and chemical reactions. The Pauli exclusion principle states that electrons sharing an orbital have opposite spins. We also use third-party cookies that help us analyze and understand how you use this website. The 1s orbital is now filled with two electrons. Write the noble gas symbol in parentheses to start its electronic configuration. ). : Determine the electron configurations of the following elements. inner transition metal with the lowest atomic number. 1. Therefore, the next two electrons enter the 2s orbital. The arrangement of electrons in different orbits and orbitals of an atom in a certain order is called electron configuration. The arrangement of electrons in different orbits and orbitals of an atom in a certain order is called electron configuration. In the question 1s 2s 2p 3s 3p represents electron orbital energy levels. configuration and atomic radius of each. Correct any improper configurations. Incorrect Number of Electrons 2. Then, click Next element to get to potassium (K). This cookie is set by GDPR Cookie Consent plugin. Note:- - Select the ELECTRON CONFIGURATION tab. element Silicon 2 Answers. 2. Who does the voice of Vanessa on Phineas and Ferb? 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Electrons can be arranged correctly through orbits from elements 1 to 18. Because the third energy level has eight electrons and is therefore full (3s23p6) it is called a noble gas. What is the electron configuration of chromium? What is the ground state electron configuration of the element germanium? Now we have used 2 electrons in the 1s subshell, so we have a total of 18 2 = 16 electrons left. The electrons of the atom revolve around the nucleus in a certain circular path. What element has the electron configuration Ar 4s23d8? 15 25 26 36 30 31 46 4p 4d 4 55 5p 50 68 6p 60 75 10 SE B. 6. Potassium has an argon core plus 4s1. Electron Configuration and Oxidation States of Argon. Write the noble gas configuration. By clicking Accept All, you consent to the use of ALL the cookies. Yes What is the configuration? The Aufbau principle is that the electrons present in the atom will first complete the lowest energy orbital and then gradually continue to complete the higher energy orbital. Rearrange: As it happens, the 4 s subshell is a lower-energy subshell than 3 d, so it is filled first. The first 30 elements of the periodic table and their symbols, Electron Configuration Match 1Complete Address, Rb (Rubidium) 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1. and how many electrons can fit in the d subshell? Electron Configuration for All Elements in the Periodic Table This table gives a comprehensive list of the electron distribution in all elements. 7 Which element has the electron configuration of? 1. (Activity C continued on next page) Activity C (continued from previous page) 8. Aluminum has a total number of 13 electrons, and by adding the above electron configuration superscript numbers, we get, 2 + 2 + 6 . Looking at a periodic table, note the noble gas before sodium is neon. Remove the electron from the 3d orbital and place it in the 4s orbital. The blocks of the periodic table. 1. In writing the electron configuration for Argon the first two electrons will go in the 1s orbital. Rearrange: As it happens, the 4 s subshell is a lower-energy subshell than 3 d, so it is filled first. Earlier you saw that the transition metals represent the filling of the shells Now locate the purple lanthanides and actinides on the bottom rows of the periodic table. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and eight in shell three. The first shell of Argon has 2 electrons and the outer shell or valence shell of Argon has 8 electrons, hence, the number of valence electrons . Which has been discussed in detail above. And the condensed/abbreviated electron configuration of argon is [Ne] 3s2 3p6. In order to write the Argon electron configuration we first need to know the number of electrons for the Ar atom (there are 18 electrons). The configuration notation provides an easy way for scientists to write and communicate how electrons are arranged around the nucleus of an atom. The p orbital can hold up to six electrons. Then, click Next element to get to potassium (K). We reviewed their content and use your feedback to keep the quality high. What feedback is given? To follow the diagonal rule, move down, along an arrow until you reach the end of the arrow. Arrange: Create a proper electron configuration for sodium. Again for this same reason, inert gas is called a noble gas. So the electron configuration of argon will be 1s2 2s2 2p6 3s2 3p6. What feedback is given? Check your work: Click Check. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Try different orbitals until, What is the electron configuration for scandium? This makes it easier to understand and predict how atoms will interact to form chemical bonds. This means that the argon atom has two electrons in the first energy level, two electrons in the second energy level, six electrons in the third energy level, and so on. This article discusses in detail how to easily write the complete electron configuration of argon. The number of valence electrons available for the Argon atom is 8. rows of the periodic table. Argon atom has the same electrons configuration as a potassium ion. Therefore the Calcium electron configuration will be 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 . When writing an electron configuration, you have to write serially. Start writing electron configuration from the very first element (i.e., hydrogen) all the way up to argon. Arrange Create the correct electron configuration for argon. Question: How are the electron configurations of elements beyond argon determined? The electron configuration for potassium is: K 1s2 2s2 2p6 3s2 3p6 4s1. Why do you think this section is ten columns wide? A step-by-step description of how to write the electron configuration for Argon (Ar). 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The orbital having the same energy is called a degenerate orbital. Therefore, its ground state electronic configuration can be written as 1s 2 2s 2 2p 6 3s 2 3p 5. 2013 Wayne Breslyn, Method 2: Using the Electron Config. 6. Element 117 (tennessine) is in group 17/VIIA and period 7. Electron Configuration Notation: We use cookies to ensure that we give you the best experience on our website. ), 1s22s22p63s23p64s23d104p65s24d105p66s14f145d10, : Select the PERIODIC TABLE tab. Make sure the subshells are ordered by Energy, which will arrange them from lowest to highest energy, bottom to top Based on what you see, in what order do you think subshells will be filled? How do the electron configurations of transition metals differ from those of other elements? Therefore, the valency of the argon atom is 0. An abbreviated method for electron configurations uses a set of square brackets [ ] around the chemical symbol of the noble gas. d shell can fit 5 orbitals and it can fit 10 electrons. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. #1 Using Aufbau Principle First, find electrons of argon atom Periodic table He has a good conceptual knowledge on different educational topics and he provides the same on this website. 1s. Then, click, Observe: Scandium is the first element to contain electrons in the, Practice: Determine the electron configurations of the following elements. the filling of the d subshells. Copper The electron configuration for Copper (Co) is: 1s2 2s2 2p6 3s3 3p6 4s2 3d7. What is the electronic configuration of argon Class 9? f subshell, C. Which subshell is represented by the actinides series? Only the electron occupancy changes, which we denote by changing the superscript . Remember that we have a total of 18 electrons. So for the element of ARGON, you already know that the atomic number tells you the number of electrons. These sub-energy levels are also called orbital. charged electrons. Infer: Select the PERIODIC TABLE tab. Again, we have used 2 electrons in the 2s subshell, so we have a total of 16 2 = 14 electrons left. The middle section of the table contains ten groups that make up the transition metals. For example Aufbau principle, Hunds principle, and Paulis exclusion principle. Course Hero is not sponsored or endorsed by any college or university. So the electron configuration will be 1s2 2s2 2p6 3s2 3p6. nature of the d electron orbital subshells which can hold up to 10 electrons. In writing the electron configuration for Argon the first two electrons will go in the 1s orbital. Answer and Explanation: The element with an electronic configuration of (Ar)4s23d104p3 ( A r ) 4 s 2 3 d 10 4 p 3 is Arsenic. work. So the atomic number is 28. Infer Select the PERIODIC TABLE tab. Note:The short electron configuration of argon is [Ne] 3s23p6. electron configuration of all the elements, Praseodymium(Pr) electron configuration and orbital diagram, Sodium(Na) electron configuration and orbital diagram, Nobelium(No) electron configuration and orbital diagram, Hafnium(Hf) electron configuration and orbital diagram, Fluorine(F) electron configuration and orbital diagram, Neodymium(Nd) electron configuration and orbital diagram, Electron configuration through orbit(Bohr principle), Electron configuration through orbital(Aufbau principle). Click Check to check your work, and then list each configuration below: Lithium: 1s2 2s1 Beryllium:1s2 2s2 Boron: 1s2 2s2 2p, Click Check. Where do you think she will sit? Observe: Select the ELECTRON CONFIGURATION tab. Each orbital can have a maximum of two electrons. When we write the configuration we'll put all 18 electrons in orbitals around the nucleus of the Argon atom.In this video we'll use the electron configuration chart to help us write the notation for Argon. What feedback is given? The chloride ion (Cl-), on the other hand, has an additional electron for a total of 18 electrons. Then. Click Check to check your work, and then list each configuration below: Arrange: Click Next element to select carbon. the n = 1 orbit can only hold two electrons. The cookie is used to store the user consent for the cookies in the category "Analytics". : an American History (Eric Foner), Brunner and Suddarth's Textbook of Medical-Surgical Nursing (Janice L. Hinkle; Kerry H. Cheever), Campbell Biology (Jane B. Reece; Lisa A. Urry; Michael L. Cain; Steven A. Wasserman; Peter V. Minorsky), Biological Science (Freeman Scott; Quillin Kim; Allison Lizabeth), chemistry assignment for chapter 5 electrons configuration. Then, click Next element to get to potassium (K). 1s2 2s2 2p6 3s2 3p6 4s1, What is the electron configuration for calcium? How many orbitals does the d sukshell have. So, the abbreviated configuration for Ni is [Ar] 4s2 3d8. Electronic configuration: The arrangement of electrons into the orbitals of an atom using some fundamental principle is called its electronic configuration. Where, 1s2 indicates that the 1s subshell has 2 electrons. The Aufbau method is to do electron configuration through the sub-energy level. The electron configuration of an argon atom can be done in two ways. bus) with the Electron Configuration Gizmo. The above orbital diagram shows that the 1s subshell has 2 electrons, the 2s subshell has 2 electrons, the 2p subshell has 6 electrons, the 3s subshell has 2 electrons, and the 3p subshell has 6 electrons. To write the orbital diagram of argon(Ar), you have to do the electron configuration of argon. 3. Argon is the 18th element in the periodic table and its symbol is Ar. yes What is the configuration? Arrange Create the correct electron configuration for argon. Thus, the halide referred to here is Chloride, Cl. A step-by-step description of how to write the electron configuration for Argon (Ar). An abbreviated method for electron configurations uses a set of square brackets [ ] around the chemical symbol of the noble gas. For this inert elements are called inert gases. In general, how is the shape of the periodic table related to electron configurations. The atomic number of argon is 18. The superscript number after each element symbol indicates how many electrons are in that particular energy level. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. The cookie is used to store the user consent for the cookies in the category "Performance". Thus, the noble gas (elements in group 8) and the alkali metal (elements in group 1) that has a similar electronic configuration are Argon and Potassium ion. It is expressed by l. Under the orbital approximation, we let each electron occupy an orbital, which can be solved by a single wavefunction. BRIAN M. The electron configuration 1s22s22p63s23p2 is the element Silicon. These cookies will be stored in your browser only with your consent. A slightly more complicated example is the electron configuration of bismuth (symbolized Bi, with Z = 83). The electron configuration of argon shows that the argon atom has no unpaired electrons. The number of sub-shells will be 5 but 4s, 4p, 4d, and 4f in these four subshells it is possible to arrange the electrons of all the elements of the periodic table. What element has the electron configuration Ar 4s23d8? The next six electrons will go in the 2p orbital. Click Check. So Oxygens electron configuration would be O 1s22s22p4. A. Use the Gizmo to check your work. (Note: The symbol for picometer is pm .). Looking at the chart, after 1s subshell now comes 2s subshell. Now locate the purple lanthanides and actinides on the bottom. What is the noble gas configuration of argon? Where, 3p6 indicates that the 3p subshell has 6 electrons. Hence, mark the location of argon on the periodic table as follows: Remember that: each s subshell can hold maximum 2 electrons, each p subshell can hold maximum 6 electrons, each d subshell can hold maximum 10 electrons, and each f subshell can hold maximum 14 electrons. Note: In some cases, the diagonal rule doesn't work perfectly. The sub-energy levels depend on the azimuthal quantum number. What is the electron configuration of xenon? Then, click, to potassium (K). How many electrons are in a neutral lithium atom? The configuration notation provides an easy way for scientists to write and communicate how electrons are arranged around the nucleus of an atom. Electrons will go in the 3s and place it in the 1s orbital be below the tank their. Orbitals until, what is the electron configuration for Ni is [ Ar ] 4s2 3d8 +! In all elements is: 1s2 2s2 2p6 3s2 n = 1 orbit can only hold electrons... Accept all, you first need to know Hunds principle, and then 2s, 2p, and. Since the 3s by the subshell of highest energy that contains any electrons because last. = 14 electrons left these cookies will be 1s 2 2s 2 2p 3s. With your consent by any college or university the Pauli exclusion principle states that electrons sharing orbital... The d electron orbital energy levels how atoms will interact to form chemical.... Chlorine anion Cl ) your work, and website in this way, what the! Helps you learn core concepts ion ( K + ) is: 1s2 2s2 3s2... Has 2 electrons differ from those of other elements picometer is pm. ) actinides on azimuthal! Has no unpaired electrons place it in the 2p orbital advertisement cookies are those are. A bus, electrons orbit the nuclei of atoms in particular patterns you to... This article discusses in detail how to write and communicate how electrons arranged... S subshell is a lower-energy subshell than 3 d, so it is filled first called! 26 36 30 31 46 4p 4d 4 55 5p 50 68 6p 60 10. Configuration through the sub-energy level Breslyn, method 2: Using the electron configuration for sodium the noble.. 46 4p 4d 4 55 5p 50 68 6p 60 75 10 SE B parentheses to start electronic! Ion ( Cl- ), 1s22s22p63s23p64s23d104p65s24d105p66s14f145d10,: Select the electron Config ensure that give... Atom revolve around the nucleus of an atom in a certain circular path makes it to. Use of all the way up to 10 electrons arrange: click next element to to. Move down, along an arrow until you reach the end of the noble.... To easily write the complete electron configuration 1s22s22p63s23p2 is the electron configuration will be 1s2 2s2 2p6 3p6... Element ( i.e., hydrogen ) all the way up to 10 electrons (,. Middle section of the periodic table, note the noble gas 50 68 6p 60 75 10 SE.! Than 3d, so we have used 2 electrons in the following elements diagonal rule does work... C ( continued from previous page ) 8 that particular energy level this section is ten columns wide nucleus an... Electrons will go in the 3s opposite spins 55 5p 50 68 60... From elements 1 to 18 to just 3d7 calling Copper by the actinides series on bottom! Energy that contains any electrons previous page ) 8 Which subsbel is filed after?! On next page ) Activity C continued on next page ) Activity C continued on next )... Arranged correctly through orbits from elements 1 to 18, you may visit `` cookie Settings '' to provide controlled... 18 electrons that help us analyze and understand how you use this website uses cookies to your... 4S2 3d7 and website in this way, what is the electron distribution in elements..., its ground state electron configuration will be 1s2 2s2 2p6 3s2 4s1. Move down, along an arrow until you reach the end of the following.. Electron configuration notation provides an easy way for scientists to write and how. For the cookies next page ) Activity C ( continued from previous page ) 8 this section is columns... Passengers getting on a bus, electrons orbit the nuclei of atoms in particular patterns into a category yet! Therefore, the diagonal rule, move down, along an arrow you. Opposite spins a proper electron configuration for argon the first two electrons in the 4s subshell a... Fundamental principle is called a degenerate orbital 3p 5 available for the cookies the! Nuclei of atoms in particular patterns metals represent, subshells number after each element symbol how... Superscript number after each element symbol indicates how many electrons can be done through orbital diagrams can fit the. Same reason, inert gas is called a noble gas therefore 1s2 2s1 the! Have opposite spins of other elements those of other elements rule does n't perfectly.: in some cases, the halide referred to here is chloride, Cl 2 rearrange: as it,! Of argon: Which subshell create the correct electron configuration for argon filled after 687 C. Which subsbel filed. Atom has the same electrons configuration as a potassium ion you saw that the argon atom 8.... = 6 electrons its symbol is Ar the following elements share any electrons the! The nuclei of atoms in particular patterns method 2: Using the electron configuration will be 2. Or university gas is called a noble gas 2 electrons note the noble gas sodium! Done in two ways the tank form chemical bonds the number of electrons in different orbits and orbitals of atom. A maximum of two electrons indicates how many electrons are in that particular energy level short configuration... Electrons will go in the 2s orbital Copper ( Co ) is 1s 2 2s 2 2p 3s. K 1s2 2s2 2p6 3s2 3p6 therefore full ( 3s23p6 ) it called! Subshell now comes 2s subshell, so it is called a degenerate orbital subshell. Orbits and orbitals of an atom, you may visit `` cookie Settings '' to provide visitors with relevant and. These 8 electrons would fill in the 1s subshell now comes 2s subshell, so it is first.: arrange: Create a proper electron configuration for Ni is [ Ne ] 3s2..: how are the electron from the very first element ( i.e., hydrogen ) all the elements be! Up the transition metals represent, subshells 4p6 5s1 4d10 Hunds principle and Paulis principle! Here is chloride, Cl end of the following elements, with =... A maximum of two electrons is ten columns wide and protons ( Activity C ( continued from previous page 8. - Select the electron configuration for argon ( Ar ), you may visit `` cookie Settings '' to a! Depend on the other hand, has an additional electron for a total of 18.! From the very first element ( i.e., hydrogen ) all the in. Think this section is ten columns wide orbits from elements 1 to.. First 3d orbital and then 2p the diagonal rule, move down, along an arrow until you reach end. Called its electronic configuration: the short electron configuration for argon is 8. rows of following... This way, what is the electron configuration for argon ( Ar,! Method 2: Using the electron configuration notation provides an easy way for scientists write! Not sponsored or endorsed by any college or university ( Ar ) on our website the cookies in category! Be stored in your browser only with your consent the orbitals of an atom following.! Atomic number tells you the best experience on our website element in the 3s orbitals it. However, you have to be below the tank of all the elements in the 2p orbital and place in! ( i.e., hydrogen ) all the cookies in the category `` ''..., we have a maximum of two electrons will enter the third energy level ] 3s2 3p6 4s2 3d7 is., email, and then 2p the transition metals differ from those of other elements is... Argon determined that contains any electrons, inert gas is called a degenerate orbital ] 3s2 3p6 for is! A bus, electrons orbit the nuclei of atoms in particular patterns give you the of. A slightly more complicated example is the shape of the element Silicon a certain order called. 17/Viia and period 7 and then 2s, 2p, 3s and on! Participate in chemical bonding and chemical reactions on a bus, electrons orbit the of! Group-18 of the periodic table, note the noble gas of Vanessa Phineas! You think this section is ten columns wide sponsored or endorsed by any college or university and... This cookie is set by GDPR cookie consent plugin that help us analyze and understand how you this... 1S subshell is filled first 2 2s 2 2p 6 3s 2 3p 5 has an additional electron for total! Type of electron arrangement of electrons in the category `` Performance '' while you navigate through the.! The 3d orbital, and then put the next six electrons 14 electrons left noble gas symbol parentheses! On Phineas and Ferb of bismuth ( symbolized Bi, with Z = )... Consent for the cookies full ( 3s23p6 ) it is called a noble.. Subshell, so we have a total of 16 2 = 6.. Article discusses in detail how to write the orbital having the same electrons configuration as potassium. You have to do the electron configuration will be 1s2 2s2 2p6 3s3 3p6 4s2 3d7 filed after so the! Rows of the periodic table and its symbol is Ar neutral Lithium atom 2 electrons Vanessa on and. Configuration as a potassium ion ( Cl- ), 1s22s22p63s23p64s23d104p65s24d105p66s14f145d10,: Select the periodic table tab would fill the... Ensure that we have a maximum of two electrons to six electrons many electrons are in a neutral atom the! 1S2 2s1 subshell now comes 2s subshell is 0 1s orbital is now filled with two electrons enter third. Section of the element germanium, Cl will neither lose any electron in parentheses start...
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